(9x-5)-2(4x+4)=-7

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Solution for (9x-5)-2(4x+4)=-7 equation:


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

Reorder the terms:
(-5 + 9x) + -2(4x + 4) = -7

Remove parenthesis around (-5 + 9x)
-5 + 9x + -2(4x + 4) = -7

Reorder the terms:
-5 + 9x + -2(4 + 4x) = -7
-5 + 9x + (4 * -2 + 4x * -2) = -7
-5 + 9x + (-8 + -8x) = -7

Reorder the terms:
-5 + -8 + 9x + -8x = -7

Combine like terms: -5 + -8 = -13
-13 + 9x + -8x = -7

Combine like terms: 9x + -8x = 1x
-13 + 1x = -7

Solving
-13 + 1x = -7

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 1x = -7 + 13

Combine like terms: -13 + 13 = 0
0 + 1x = -7 + 13
1x = -7 + 13

Combine like terms: -7 + 13 = 6
1x = 6

Divide each side by '1'.
x = 6

Simplifying
x = 6

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