7(-10-3x)=-28

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Solution for 7(-10-3x)=-28 equation: 


Simplifying
7(-10 + -3x) = -28
(-10 * 7 + -3x * 7) = -28
(-70 + -21x) = -28

Solving
-70 + -21x = -28

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 = -28 + 70

Combine like terms: -70 + 70 = 0
0 + -21x = -28 + 70
-21x = -28 + 70

Combine like terms: -28 + 70 = 42
-21x = 42

Divide each side by '-21'.
x = -2

Simplifying
x = -2

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