5x+12=40-2x

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Solution for 5x+12=40-2x equation:


Simplifying
5x + 12 = 40 + -2x

Reorder the terms:
12 + 5x = 40 + -2x

Solving
12 + 5x = 40 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
12 + 5x + 2x = 40 + -2x + 2x

Combine like terms: 5x + 2x = 7x
12 + 7x = 40 + -2x + 2x

Combine like terms: -2x + 2x = 0
12 + 7x = 40 + 0
12 + 7x = 40

Add '-12' to each side of the equation.
12 + -12 + 7x = 40 + -12

Combine like terms: 12 + -12 = 0
0 + 7x = 40 + -12
7x = 40 + -12

Combine like terms: 40 + -12 = 28
7x = 28

Divide each side by '7'.
x = 4

Simplifying
x = 4

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