7(-3+x)=-21

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Solution for 7(-3+x)=-21 equation: 


Simplifying
7(-3 + x) = -21
(-3 * 7 + x * 7) = -21
(-21 + 7x) = -21

Add '21' to each side of the equation.
-21 + 21 + 7x = -21 + 21

Combine like terms: -21 + 21 = 0
0 + 7x = -21 + 21
7x = -21 + 21

Combine like terms: -21 + 21 = 0
7x = 0

Solving
7x = 0

Solving for variable 'x'.

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

Divide each side by '7'.
x = 0

Simplifying
x = 0

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