4(X+5)=15

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Solution for 4(X+5)=15 equation: 


Simplifying
4(X + 5) = 15

Reorder the terms:
4(5 + X) = 15
(5 * 4 + X * 4) = 15
(20 + 4X) = 15

Solving
20 + 4X = 15

Solving for variable 'X'.

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

Add '-20' to each side of the equation.
20 + -20 + 4X = 15 + -20

Combine like terms: 20 + -20 = 0
0 + 4X = 15 + -20
4X = 15 + -20

Combine like terms: 15 + -20 = -5
4X = -5

Divide each side by '4'.
X = -1.25

Simplifying
X = -1.25

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