-90=10(x+4)

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Solution for -90=10(x+4) equation:


Simplifying
-90 = 10(x + 4)

Reorder the terms:
-90 = 10(4 + x)
-90 = (4 * 10 + x * 10)
-90 = (40 + 10x)

Solving
-90 = 40 + 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.
-90 + -10x = 40 + 10x + -10x

Combine like terms: 10x + -10x = 0
-90 + -10x = 40 + 0
-90 + -10x = 40

Add '90' to each side of the equation.
-90 + 90 + -10x = 40 + 90

Combine like terms: -90 + 90 = 0
0 + -10x = 40 + 90
-10x = 40 + 90

Combine like terms: 40 + 90 = 130
-10x = 130

Divide each side by '-10'.
x = -13

Simplifying
x = -13

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