-7x-3(-5x-5)=87

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Solution for -7x-3(-5x-5)=87 equation:


Simplifying
-7x + -3(-5x + -5) = 87

Reorder the terms:
-7x + -3(-5 + -5x) = 87
-7x + (-5 * -3 + -5x * -3) = 87
-7x + (15 + 15x) = 87

Reorder the terms:
15 + -7x + 15x = 87

Combine like terms: -7x + 15x = 8x
15 + 8x = 87

Solving
15 + 8x = 87

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 8x = 87 + -15

Combine like terms: 15 + -15 = 0
0 + 8x = 87 + -15
8x = 87 + -15

Combine like terms: 87 + -15 = 72
8x = 72

Divide each side by '8'.
x = 9

Simplifying
x = 9

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