7x-9=-2x-45

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Solution for 7x-9=-2x-45 equation:


Simplifying
7x + -9 = -2x + -45

Reorder the terms:
-9 + 7x = -2x + -45

Reorder the terms:
-9 + 7x = -45 + -2x

Solving
-9 + 7x = -45 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-9 + 7x + 2x = -45 + -2x + 2x

Combine like terms: 7x + 2x = 9x
-9 + 9x = -45 + -2x + 2x

Combine like terms: -2x + 2x = 0
-9 + 9x = -45 + 0
-9 + 9x = -45

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

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

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

Divide each side by '9'.
x = -4

Simplifying
x = -4

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