3(-7x-3)=-72

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Solution for 3(-7x-3)=-72 equation:


Simplifying
3(-7x + -3) = -72

Reorder the terms:
3(-3 + -7x) = -72
(-3 * 3 + -7x * 3) = -72
(-9 + -21x) = -72

Solving
-9 + -21x = -72

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -21x = -72 + 9

Combine like terms: -9 + 9 = 0
0 + -21x = -72 + 9
-21x = -72 + 9

Combine like terms: -72 + 9 = -63
-21x = -63

Divide each side by '-21'.
x = 3

Simplifying
x = 3

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