45-4x=5x+15

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Solution for 45-4x=5x+15 equation:


Simplifying
45 + -4x = 5x + 15

Reorder the terms:
45 + -4x = 15 + 5x

Solving
45 + -4x = 15 + 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.
45 + -4x + -5x = 15 + 5x + -5x

Combine like terms: -4x + -5x = -9x
45 + -9x = 15 + 5x + -5x

Combine like terms: 5x + -5x = 0
45 + -9x = 15 + 0
45 + -9x = 15

Add '-45' to each side of the equation.
45 + -45 + -9x = 15 + -45

Combine like terms: 45 + -45 = 0
0 + -9x = 15 + -45
-9x = 15 + -45

Combine like terms: 15 + -45 = -30
-9x = -30

Divide each side by '-9'.
x = 3.333333333

Simplifying
x = 3.333333333

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