3(3-x)+5(2x+4)=3x-7

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Solution for 3(3-x)+5(2x+4)=3x-7 equation:


Simplifying
3(3 + -1x) + 5(2x + 4) = 3x + -7
(3 * 3 + -1x * 3) + 5(2x + 4) = 3x + -7
(9 + -3x) + 5(2x + 4) = 3x + -7

Reorder the terms:
9 + -3x + 5(4 + 2x) = 3x + -7
9 + -3x + (4 * 5 + 2x * 5) = 3x + -7
9 + -3x + (20 + 10x) = 3x + -7

Reorder the terms:
9 + 20 + -3x + 10x = 3x + -7

Combine like terms: 9 + 20 = 29
29 + -3x + 10x = 3x + -7

Combine like terms: -3x + 10x = 7x
29 + 7x = 3x + -7

Reorder the terms:
29 + 7x = -7 + 3x

Solving
29 + 7x = -7 + 3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3x' to each side of the equation.
29 + 7x + -3x = -7 + 3x + -3x

Combine like terms: 7x + -3x = 4x
29 + 4x = -7 + 3x + -3x

Combine like terms: 3x + -3x = 0
29 + 4x = -7 + 0
29 + 4x = -7

Add '-29' to each side of the equation.
29 + -29 + 4x = -7 + -29

Combine like terms: 29 + -29 = 0
0 + 4x = -7 + -29
4x = -7 + -29

Combine like terms: -7 + -29 = -36
4x = -36

Divide each side by '4'.
x = -9

Simplifying
x = -9

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