-3-7x=-66

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Solution for -3-7x=-66 equation: 


Simplifying
-3 + -7x = -66

Solving
-3 + -7x = -66

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + -7x = -66 + 3

Combine like terms: -3 + 3 = 0
0 + -7x = -66 + 3
-7x = -66 + 3

Combine like terms: -66 + 3 = -63
-7x = -63

Divide each side by '-7'.
x = 9

Simplifying
x = 9

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