12+3x=8(3x+5)+7x

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Solution for 12+3x=8(3x+5)+7x equation:


Simplifying
12 + 3x = 8(3x + 5) + 7x

Reorder the terms:
12 + 3x = 8(5 + 3x) + 7x
12 + 3x = (5 * 8 + 3x * 8) + 7x
12 + 3x = (40 + 24x) + 7x

Combine like terms: 24x + 7x = 31x
12 + 3x = 40 + 31x

Solving
12 + 3x = 40 + 31x

Solving for variable 'x'.

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

Add '-31x' to each side of the equation.
12 + 3x + -31x = 40 + 31x + -31x

Combine like terms: 3x + -31x = -28x
12 + -28x = 40 + 31x + -31x

Combine like terms: 31x + -31x = 0
12 + -28x = 40 + 0
12 + -28x = 40

Add '-12' to each side of the equation.
12 + -12 + -28x = 40 + -12

Combine like terms: 12 + -12 = 0
0 + -28x = 40 + -12
-28x = 40 + -12

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

Divide each side by '-28'.
x = -1

Simplifying
x = -1

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