75=x+4x

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Solution for 75=x+4x equation:


Simplifying
75 = x + 4x

Combine like terms: x + 4x = 5x
75 = 5x

Solving
75 = 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.
75 + -5x = 5x + -5x

Combine like terms: 5x + -5x = 0
75 + -5x = 0

Add '-75' to each side of the equation.
75 + -75 + -5x = 0 + -75

Combine like terms: 75 + -75 = 0
0 + -5x = 0 + -75
-5x = 0 + -75

Combine like terms: 0 + -75 = -75
-5x = -75

Divide each side by '-5'.
x = 15

Simplifying
x = 15

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