-8x+31=-7(3x+3)

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Solution for -8x+31=-7(3x+3) equation:


Simplifying
-8x + 31 = -7(3x + 3)

Reorder the terms:
31 + -8x = -7(3x + 3)

Reorder the terms:
31 + -8x = -7(3 + 3x)
31 + -8x = (3 * -7 + 3x * -7)
31 + -8x = (-21 + -21x)

Solving
31 + -8x = -21 + -21x

Solving for variable 'x'.

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

Add '21x' to each side of the equation.
31 + -8x + 21x = -21 + -21x + 21x

Combine like terms: -8x + 21x = 13x
31 + 13x = -21 + -21x + 21x

Combine like terms: -21x + 21x = 0
31 + 13x = -21 + 0
31 + 13x = -21

Add '-31' to each side of the equation.
31 + -31 + 13x = -21 + -31

Combine like terms: 31 + -31 = 0
0 + 13x = -21 + -31
13x = -21 + -31

Combine like terms: -21 + -31 = -52
13x = -52

Divide each side by '13'.
x = -4

Simplifying
x = -4

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