x+7+8x=16+7-x+4

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Solution for x+7+8x=16+7-x+4 equation:


Simplifying
x + 7 + 8x = 16 + 7 + -1x + 4

Reorder the terms:
7 + x + 8x = 16 + 7 + -1x + 4

Combine like terms: x + 8x = 9x
7 + 9x = 16 + 7 + -1x + 4

Reorder the terms:
7 + 9x = 16 + 7 + 4 + -1x

Combine like terms: 16 + 7 = 23
7 + 9x = 23 + 4 + -1x

Combine like terms: 23 + 4 = 27
7 + 9x = 27 + -1x

Solving
7 + 9x = 27 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
7 + 9x + x = 27 + -1x + x

Combine like terms: 9x + x = 10x
7 + 10x = 27 + -1x + x

Combine like terms: -1x + x = 0
7 + 10x = 27 + 0
7 + 10x = 27

Add '-7' to each side of the equation.
7 + -7 + 10x = 27 + -7

Combine like terms: 7 + -7 = 0
0 + 10x = 27 + -7
10x = 27 + -7

Combine like terms: 27 + -7 = 20
10x = 20

Divide each side by '10'.
x = 2

Simplifying
x = 2

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