-3(x+4)-45=7-43

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Solution for -3(x+4)-45=7-43 equation: 


Simplifying
-3(x + 4) + -45 = 7 + -43

Reorder the terms:
-3(4 + x) + -45 = 7 + -43
(4 * -3 + x * -3) + -45 = 7 + -43
(-12 + -3x) + -45 = 7 + -43

Reorder the terms:
-12 + -45 + -3x = 7 + -43

Combine like terms: -12 + -45 = -57
-57 + -3x = 7 + -43

Combine like terms: 7 + -43 = -36
-57 + -3x = -36

Solving
-57 + -3x = -36

Solving for variable 'x'.

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

Add '57' to each side of the equation.
-57 + 57 + -3x = -36 + 57

Combine like terms: -57 + 57 = 0
0 + -3x = -36 + 57
-3x = -36 + 57

Combine like terms: -36 + 57 = 21
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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