45=-18-9x

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Solution for 45=-18-9x equation:


Simplifying
45 = -18 + -9x

Solving
45 = -18 + -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.
45 + 9x = -18 + -9x + 9x

Combine like terms: -9x + 9x = 0
45 + 9x = -18 + 0
45 + 9x = -18

Add '-45' to each side of the equation.
45 + -45 + 9x = -18 + -45

Combine like terms: 45 + -45 = 0
0 + 9x = -18 + -45
9x = -18 + -45

Combine like terms: -18 + -45 = -63
9x = -63

Divide each side by '9'.
x = -7

Simplifying
x = -7

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