MathMaster logo

MathMaster

  1. Home
  2. general
  3. 3x 5 5x 13
Question

3x+5=5x-13

106

likes
531 views

Answer to a math question 3x+5=5x-13

Expert avatar
Brice
4.8
113 Answers
3x + 5 = 5x - 13
Subtract 3x from both sides:
5 = 2x - 13
Add 13 to both sides:
18 = 2x
Divide both sides by 2:
x = 9

Answer: x = 9

Frequently asked questions (FAQs)
Math question: "What is the square root of 81, 64, and 49?"
+
Math question: Find the equation of an ellipse with major axis length 10 and minor axis length 6.
+
What is the length of the hypotenuse in a right-angled triangle with legs measuring 5 cm and 12 cm?
+
New questions in Mathematics
Derivative of x squared
Determine the absolute extrema of the function 𝑓(𝑥)=𝑥3−18𝑥2 96𝑥 , on the interval [1,10]
(2x+5)^3+(x-3)(x+3)
The beta of a company is 1.51 while its financial leverage is 27%. What is then its unlevered beta if the corporate tax rate is 40%? (4 decimal places)
What is the total tolerance for a dimension from 1.996" to 2.026*?
The durability of a tire of a certain brand is a Normal random variable with an average of 64,000 km and a standard deviation of 9,000 km. Assuming independence between tires, what is the probability that the 4 tires on a car will last more than 58,000 km?
Find all real numbers x that satisfy the equation \sqrt{x^2-2}=\sqrt{3-x}
A circular window has a rubber molding around the edge. If the window has a radius of 250 mm, how long is the piece of molding that is required ? (To the nearest mm)
89, ÷ 10
Scores are normally distributed with a mean of 25 and standard deviation of 5. Find the probability that sixteen randomly selected students have a mean score that is less than 24.
3/9*4/8=
Use a pattern approach to explain why (-2)(-3)=6
The two sides of the triangle are 12 cm and 5 cm, and the angle between the sides is 60°. Cover the area of ​​the triangle!
In a laboratory test, it was found that a certain culture of bacteria develops in a favorable environment, doubling its population every 2 hours. The test started with a population of 100 bacteria. After six hours, it is estimated that the number of bacteria will be:
Professor Vélez has withdrawn 40 monthly payments of $3,275 from her investment account. If the investment account yields 4% convertible monthly, how much did you have in your investment account one month before making the first withdrawal? (Since you started making withdrawals you have not made any deposits.)
Find the complement and supplement angles of 73
A multiple choice exam is made up of 10 questions; Each question has 5 options and only one of them is correct. If a person answers at random, what is the probability of answering only 3 good questions?
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?
7-1=6 6x2=12 Explain that
Mark is gluing a ribbon around the sides of a picture frame. The frame is 11 inches long and 7 includes wide. How much ribbon does Mark need?

You might be interested in