7x-8(-2x+9)=112

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Solution for 7x-8(-2x+9)=112 equation:


Simplifying
7x + -8(-2x + 9) = 112

Reorder the terms:
7x + -8(9 + -2x) = 112
7x + (9 * -8 + -2x * -8) = 112
7x + (-72 + 16x) = 112

Reorder the terms:
-72 + 7x + 16x = 112

Combine like terms: 7x + 16x = 23x
-72 + 23x = 112

Solving
-72 + 23x = 112

Solving for variable 'x'.

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

Add '72' to each side of the equation.
-72 + 72 + 23x = 112 + 72

Combine like terms: -72 + 72 = 0
0 + 23x = 112 + 72
23x = 112 + 72

Combine like terms: 112 + 72 = 184
23x = 184

Divide each side by '23'.
x = 8

Simplifying
x = 8

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