MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
3x 5y 11 2x 3y 1
Question
3x+5y=11 2x-3y=1
Like
163
likes
815
views
Answer to a math question 3x+5y=11 2x-3y=1
Tiffany
4.5
100
Answers
$x=\frac{11-5y}{3}$
$\begin{bmatrix}2\cdot \frac{11-5y}{3}-3y=1\end{bmatrix}$
$\begin{bmatrix}\frac{22-19y}{3}=1\end{bmatrix}$
$y=1$
$x=\frac{11-5\cdot 1}{3}$
$x=2$
$x=2,y=1$
Frequently asked questions (FAQs)
Math Question: What is the area of a triangle, given its sides measuring 7.5 cm, 9.2 cm, and 12.1 cm?
+
What is the slope-intercept form of a line that passes through the point (2, 4) and has a slope of -3?
+
What is the value of sin(
+
New questions in Mathematics
Since one of the three integers whose product is (-60) is (+4), write the values that two integers can take.
Revenue Maximization: A company sells products at a price of $50 per unit. The demand function is p = 100 - q, where p is the price and q is the quantity sold. How many units should they sell to maximize revenue?
what is 456456446+24566457
Derivative of x squared
The sum of two numbers is 6, and the sum of their squares is 28. Find these numbers exactly
Suppose X has a Poisson distribution, with a mean of 0.4. Determine the probability that x is at most 2.
Moaz wanted to test whether the level of headache pain (on a scale of 1 – 10) changes after taking Advil. He collected data from 9 participants and calculated the difference in headache pain before and after taking Advil (summarized in the table below). Determine W observed for this test. Difference Scores -2 -4 0 +1 +3 -2 0 -3 -5 Also, What is the degrees of freedom for this test?
Supposed 60% of the register voters in a country or democrat. If a sample of 793 voters is selected, what is the probability that the sample proportion of Democrats will be greater than 64% round your answer to four decimal places
Identify a pattern in the list of numbers.Then use this pattern to find the next number. 37,31,25,19,13
A merchant can sell 20 electric shavers a day at a price of 25 each, but he can sell 30 if he sets a price of 20 for each electric shaver. Determine the demand equation, assuming it is linear. Consider (P= price, X= quantity demanded)
A stunt man jumps horizontally from a building to the roof of a garage that is 2 meters lower. How fast does he need to be to land on the roof of the said garage that is 3 meters away from the building?
Two minus log 3X equals log (X over 12)
Find the complement and supplement angles of 73
2x2
36 cars of the same model that were sold in a dealership, and the number of days that each one remained in the dealership yard before being sold is determined. The sample average is 9.75 days, with a sample standard deviation of 2, 39 days. Construct a 95% confidence interval for the population mean number of days that a car remains on the dealership's forecourt
To find the increased amount on a standard term deposit with the following conditions: starting amount: BGN 13000, type of deposit: annual, annual compound interest rate: 1.4%, after 4 years;
You buy a $475,000 house and put 15% down. If you take a 20 year amortization and the rate is 2.34%, what would the monthly payment be?
Solve for z: 2z-6=10z+2
3(x-4)=156
The domain of the function f(x)=x+7x2−144 is (−∞,), ( ,), and ( , ∞).
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
reduction method 2x-y=13 x+y=-1
Find two natural numbers whose sum is 230 and their difference is 10. Set up the system and solve it.
String x = 5 Int y=2 System.out.println(x+y)
The expected market return is 13,86% and the risk free rate 1%. What would then be the risk premium on the common stocks of a company which beta is 1,55? (in %, 2 decimal places)
Answer the following questions regarding the expression below. 0.1 (a) Write the number as a fraction.
A job takes 9 workers 92 hours to finish. How many hours would it take 5 workers to complete the same job?
4x-3y=24 and 5x-2y=9 solve by elimination
2/3+5/6×1/2
There are four times as many roses as tulips in Claire’s garden. Claire picked half of the number of roses and 140 roses were left in the garden. How many roses and tulips were in the Garden the first?
Emma is on a 50 m high bridge and sees two boats anchored below. From her position, boat A has a bearing of 230° and boat B has a bearing of 120°. Emma estimates the angles of depression to be about 38° for boat A and 35° for boat B. How far apart are the boats to the nearest meter?
using the math and science known about the jefferson river bridge Find a truss in use and develop a load diagram. Use a load of 50 lb on each joint along the bottom of the truss for a truss that actrs as a bridge and along the top joints for a truss that acts as a roof
You are the newly appointed transport manager for Super Trucking (Pty) Ltd, which operates as a logistics service provider for various industries throughout southern Africa. One of these vehicles is a 4x2 Rigid Truck and drawbar trailer that covers 48,000 km per year. Use the assumptions below to answer the following questions (show all calculations): Overheads R 176,200 Cost of capital (% of purchase price per annum) 11.25% Annual License Fees—Truck R 16,100 Driver Monthly cost R 18,700 Assistant Monthly cost R 10,500 Purchase price: - Truck R 1,130,000 Depreciation: straight line method Truck residual value 25% Truck economic life (years) 5 Purchase price: Trailer R 370,000 Tyre usage and cost (c/km) 127 Trailer residual value 0% Trailer economic life (years) 10 Annual License Fees—Trailer R 7,700 Fuel consumption (liters/100km) 22 Fuel price (c/liter) 2053 Insurance (% of cost price) 7.5% Maintenance cost (c/km) 105 Distance travelled per year (km) 48000 Truck (tyres) 6 Trailer (tyres) 8 New tyre price (each) R 13,400 Lubricants (% of fuel cost) 2.5% Working weeks 50 Working days 5 days / week Profit margin 25% VAT 15% Q1. Calculate the annual total vehicle costs (TVC)
Solve the following equation for x in exact form and then find the value to the nearest hundredths (make sure to show your work): 5e3x – 3 = 25
When Sara was 15 years old, an uncle left her as inheritanceà a sum of 10,000 euros which he invested in a bank that applies the interest rate of 2,5% annual. Today Sara is 18 years and wants to buy a'car, how much she can ò withdraw from the bank?
Give an example of a function defined in R that is continuous in all points, except in the set Z of integers.
The mass of 120 molecules of X2C4 is 9127.2 amu. Identify the unknown atom, X, by finding the atomic mass. The atomic mass of C is 12.01 amu/atom
A diamond ring was reduced from $999.99 to $689.99. Find the percent reduction in the price. Round the answer to the nearest tenth of a percent, if necessary.
Given the word WEIRD, determine a four-letter offspring that can be formed with the letters of the word written above
Calculate the area of the parallelogram with adjacent vertices (1,4, −2), (−3,1,6) 𝑦 (1, −2,3)
A membership to the gym cost $25 per person in 1995. The membership cost has increased by an average $6 per person for each year since 1995. Write a linear equation for the cost of a gym membership for one person since 1995. What is the cost of a gym membership in 2009?