-9x+20=-4x+45

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Solution for -9x+20=-4x+45 equation:


Simplifying
-9x + 20 = -4x + 45

Reorder the terms:
20 + -9x = -4x + 45

Reorder the terms:
20 + -9x = 45 + -4x

Solving
20 + -9x = 45 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
20 + -9x + 4x = 45 + -4x + 4x

Combine like terms: -9x + 4x = -5x
20 + -5x = 45 + -4x + 4x

Combine like terms: -4x + 4x = 0
20 + -5x = 45 + 0
20 + -5x = 45

Add '-20' to each side of the equation.
20 + -20 + -5x = 45 + -20

Combine like terms: 20 + -20 = 0
0 + -5x = 45 + -20
-5x = 45 + -20

Combine like terms: 45 + -20 = 25
-5x = 25

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

Simplifying
x = -5

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