-5x+3(x-7)=-39

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Solution for -5x+3(x-7)=-39 equation: 


Simplifying
-5x + 3(x + -7) = -39

Reorder the terms:
-5x + 3(-7 + x) = -39
-5x + (-7 * 3 + x * 3) = -39
-5x + (-21 + 3x) = -39

Reorder the terms:
-21 + -5x + 3x = -39

Combine like terms: -5x + 3x = -2x
-21 + -2x = -39

Solving
-21 + -2x = -39

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -2x = -39 + 21

Combine like terms: -21 + 21 = 0
0 + -2x = -39 + 21
-2x = -39 + 21

Combine like terms: -39 + 21 = -18
-2x = -18

Divide each side by '-2'.
x = 9

Simplifying
x = 9

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