15=(4X)+X

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Solution for 15=(4X)+X equation:


Simplifying
15 = (4X) + X

Combine like terms: (4X) + X = 5X
15 = 5X

Solving
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.
15 + -5X = 5X + -5X

Combine like terms: 5X + -5X = 0
15 + -5X = 0

Add '-15' to each side of the equation.
15 + -15 + -5X = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -5X = 0 + -15
-5X = 0 + -15

Combine like terms: 0 + -15 = -15
-5X = -15

Divide each side by '-5'.
X = 3

Simplifying
X = 3

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