31=-7+9(x-3)

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Solution for 31=-7+9(x-3) equation:


Simplifying
31 = -7 + 9(x + -3)

Reorder the terms:
31 = -7 + 9(-3 + x)
31 = -7 + (-3 * 9 + x * 9)
31 = -7 + (-27 + 9x)

Combine like terms: -7 + -27 = -34
31 = -34 + 9x

Solving
31 = -34 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
31 + -9x = -34 + 9x + -9x

Combine like terms: 9x + -9x = 0
31 + -9x = -34 + 0
31 + -9x = -34

Add '-31' to each side of the equation.
31 + -31 + -9x = -34 + -31

Combine like terms: 31 + -31 = 0
0 + -9x = -34 + -31
-9x = -34 + -31

Combine like terms: -34 + -31 = -65
-9x = -65

Divide each side by '-9'.
x = 7.222222222

Simplifying
x = 7.222222222

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