-8(x-2)+7(x+1)=12

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Solution for -8(x-2)+7(x+1)=12 equation:


Simplifying
-8(x + -2) + 7(x + 1) = 12

Reorder the terms:
-8(-2 + x) + 7(x + 1) = 12
(-2 * -8 + x * -8) + 7(x + 1) = 12
(16 + -8x) + 7(x + 1) = 12

Reorder the terms:
16 + -8x + 7(1 + x) = 12
16 + -8x + (1 * 7 + x * 7) = 12
16 + -8x + (7 + 7x) = 12

Reorder the terms:
16 + 7 + -8x + 7x = 12

Combine like terms: 16 + 7 = 23
23 + -8x + 7x = 12

Combine like terms: -8x + 7x = -1x
23 + -1x = 12

Solving
23 + -1x = 12

Solving for variable 'x'.

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

Add '-23' to each side of the equation.
23 + -23 + -1x = 12 + -23

Combine like terms: 23 + -23 = 0
0 + -1x = 12 + -23
-1x = 12 + -23

Combine like terms: 12 + -23 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11

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