$MathMaster logo$

MathMaster

Home
general
3 2 x 2 2x 6 20 4x

Question

3(2+x)-2(2x+6)=20-4x

154

likes

768 views

Answer to a math question 3(2+x)-2(2x+6)=20-4x

$Expert avatar$

4.7

110 Answers

$$6+3x-2\left(2x+6\right)=20-4x$$

$$6+3x-4x-12=20-4x$$

$$6-x-12=20-4x$$

$$-6-x=20-4x$$

$$-6-x+4x=20$$

$$-6+3x=20$$

$$3x=20+6$$

$$3x=26$$

$$x=\frac{26}{3}$$

Frequently asked questions (FAQs)

Question: What is the range of a data set containing the numbers 4, 6, 8, 10, 12?

+

Question: What is the vertex form of the quadratic function that represents a parabola opening downward, with a vertex at (3, -2)?

+

Question: Determine the domain and range of the cube root function f(x) = ∛x.

+

New questions in Mathematics

If you have a bag with 18 white balls and 2 black balls. What is the probability of drawing a white ball? And extracting a black one?

Determine all solutions to the inequality |2x + 6| − |x + 1| < 6. Write your final answer in interval notation

90 divided by 40

How do you think the company has increased or decreased its income?

Consider numbers from 1 to 2023. We delete 3 consecutive numbers so, that the avarage of the left numbers is a whole number

Perpetual annuities are a series of payments whose duration has no end. Explain how can we calculate them, if they have no end?

4x/2+5x-3/6=7/8-1/4-x

It is known that the content of milk that is actually in a bag distributes normally with an average of 900 grams and variance 25 square grams. Suppose that the cost in pesos of a bag of milk is given by 𝐶(𝑥) = { 3800 𝑠𝑖 𝑥 ≤ 890 4500 𝑠𝑖 𝑥 > 890 Find the expected cost.

How many square feet of floor area are there in three two-storey apartment houses, each of which is 38 feet wide and 76 feet long?

Given (3x+2)E [2;14] how much money (in soles) does Sophia have if numerically it is the greatest value of x?

The maximum gauge pressure of a hydraulic ramp is 16 atm, with a support area whose diameter is 20 cm. What is the mass of the heaviest vehicle that can be lifted?

Use a pattern approach to explain why (-2)(-3)=6

(a) List the set of possible rational zeros of the polynomial function F(x) = 2x3 - 11x2 + 13x - 4. (b) Find all rational zeros of F(x). Only do part B

The business college computing center wants to determine the proportion of business students who have personal computers (PC's) at home. If the proportion is greater than 35%, then the lab will modify a proposed enlargement of its facilities. Suppose a hypothesis test is conducted and the test statistic is z= 2.6. Find the P-value for this test.

48 kg of 30% sulfuric acid in a mixture of 10% and 40% sulfuric acid arose. How many kilograms were each of the original solutions?

Identify the slope and y intercept y=11+2/3x

How much does 7.2 moles of ammonium dichromate weigh? (NH4)2Cr2O7

Slope (7,3) and (9,5)