-15+10(x+10)=-10x-55

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Solution for -15+10(x+10)=-10x-55 equation: 


Simplifying
-15 + 10(x + 10) = -10x + -55

Reorder the terms:
-15 + 10(10 + x) = -10x + -55
-15 + (10 * 10 + x * 10) = -10x + -55
-15 + (100 + 10x) = -10x + -55

Combine like terms: -15 + 100 = 85
85 + 10x = -10x + -55

Reorder the terms:
85 + 10x = -55 + -10x

Solving
85 + 10x = -55 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
85 + 10x + 10x = -55 + -10x + 10x

Combine like terms: 10x + 10x = 20x
85 + 20x = -55 + -10x + 10x

Combine like terms: -10x + 10x = 0
85 + 20x = -55 + 0
85 + 20x = -55

Add '-85' to each side of the equation.
85 + -85 + 20x = -55 + -85

Combine like terms: 85 + -85 = 0
0 + 20x = -55 + -85
20x = -55 + -85

Combine like terms: -55 + -85 = -140
20x = -140

Divide each side by '20'.
x = -7

Simplifying
x = -7

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