5-(3x+7)=-20

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Solution for 5-(3x+7)=-20 equation:


Simplifying
5 + -1(3x + 7) = -20

Reorder the terms:
5 + -1(7 + 3x) = -20
5 + (7 * -1 + 3x * -1) = -20
5 + (-7 + -3x) = -20

Combine like terms: 5 + -7 = -2
-2 + -3x = -20

Solving
-2 + -3x = -20

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -3x = -20 + 2

Combine like terms: -2 + 2 = 0
0 + -3x = -20 + 2
-3x = -20 + 2

Combine like terms: -20 + 2 = -18
-3x = -18

Divide each side by '-3'.
x = 6

Simplifying
x = 6

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