7(x+2)-8x=15-(3x-7)

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Solution for 7(x+2)-8x=15-(3x-7) equation:


Simplifying
7(x + 2) + -8x = 15 + -1(3x + -7)

Reorder the terms:
7(2 + x) + -8x = 15 + -1(3x + -7)
(2 * 7 + x * 7) + -8x = 15 + -1(3x + -7)
(14 + 7x) + -8x = 15 + -1(3x + -7)

Combine like terms: 7x + -8x = -1x
14 + -1x = 15 + -1(3x + -7)

Reorder the terms:
14 + -1x = 15 + -1(-7 + 3x)
14 + -1x = 15 + (-7 * -1 + 3x * -1)
14 + -1x = 15 + (7 + -3x)

Combine like terms: 15 + 7 = 22
14 + -1x = 22 + -3x

Solving
14 + -1x = 22 + -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.
14 + -1x + 3x = 22 + -3x + 3x

Combine like terms: -1x + 3x = 2x
14 + 2x = 22 + -3x + 3x

Combine like terms: -3x + 3x = 0
14 + 2x = 22 + 0
14 + 2x = 22

Add '-14' to each side of the equation.
14 + -14 + 2x = 22 + -14

Combine like terms: 14 + -14 = 0
0 + 2x = 22 + -14
2x = 22 + -14

Combine like terms: 22 + -14 = 8
2x = 8

Divide each side by '2'.
x = 4

Simplifying
x = 4

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