-8(x+7)-(-9x-4)=-7

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Solution for -8(x+7)-(-9x-4)=-7 equation:


Simplifying
-8(x + 7) + -1(-9x + -4) = -7

Reorder the terms:
-8(7 + x) + -1(-9x + -4) = -7
(7 * -8 + x * -8) + -1(-9x + -4) = -7
(-56 + -8x) + -1(-9x + -4) = -7

Reorder the terms:
-56 + -8x + -1(-4 + -9x) = -7
-56 + -8x + (-4 * -1 + -9x * -1) = -7
-56 + -8x + (4 + 9x) = -7

Reorder the terms:
-56 + 4 + -8x + 9x = -7

Combine like terms: -56 + 4 = -52
-52 + -8x + 9x = -7

Combine like terms: -8x + 9x = 1x
-52 + 1x = -7

Solving
-52 + 1x = -7

Solving for variable 'x'.

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

Add '52' to each side of the equation.
-52 + 52 + 1x = -7 + 52

Combine like terms: -52 + 52 = 0
0 + 1x = -7 + 52
1x = -7 + 52

Combine like terms: -7 + 52 = 45
1x = 45

Divide each side by '1'.
x = 45

Simplifying
x = 45

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