7(10-3x)=-56

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Solution for 7(10-3x)=-56 equation: 


Simplifying
7(10 + -3x) = -56
(10 * 7 + -3x * 7) = -56
(70 + -21x) = -56

Solving
70 + -21x = -56

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 + -21x = -56 + -70

Combine like terms: 70 + -70 = 0
0 + -21x = -56 + -70
-21x = -56 + -70

Combine like terms: -56 + -70 = -126
-21x = -126

Divide each side by '-21'.
x = 6

Simplifying
x = 6

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