9=-3x+45

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Solution for 9=-3x+45 equation:


Simplifying
9 = -3x + 45

Reorder the terms:
9 = 45 + -3x

Solving
9 = 45 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
9 + 3x = 45 + -3x + 3x

Combine like terms: -3x + 3x = 0
9 + 3x = 45 + 0
9 + 3x = 45

Add '-9' to each side of the equation.
9 + -9 + 3x = 45 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 45 + -9
3x = 45 + -9

Combine like terms: 45 + -9 = 36
3x = 36

Divide each side by '3'.
x = 12

Simplifying
x = 12

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