90=-5x+45

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Solution for 90=-5x+45 equation:


Simplifying
90 = -5x + 45

Reorder the terms:
90 = 45 + -5x

Solving
90 = 45 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
90 + 5x = 45 + -5x + 5x

Combine like terms: -5x + 5x = 0
90 + 5x = 45 + 0
90 + 5x = 45

Add '-90' to each side of the equation.
90 + -90 + 5x = 45 + -90

Combine like terms: 90 + -90 = 0
0 + 5x = 45 + -90
5x = 45 + -90

Combine like terms: 45 + -90 = -45
5x = -45

Divide each side by '5'.
x = -9

Simplifying
x = -9

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