7(10-x)=-42

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Solution for 7(10-x)=-42 equation: 


Simplifying
7(10 + -1x) = -42
(10 * 7 + -1x * 7) = -42
(70 + -7x) = -42

Solving
70 + -7x = -42

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + -7x = -42 + -70

Combine like terms: 70 + -70 = 0
0 + -7x = -42 + -70
-7x = -42 + -70

Combine like terms: -42 + -70 = -112
-7x = -112

Divide each side by '-7'.
x = 16

Simplifying
x = 16

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