3X-4(X+2)=15

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Solution for 3X-4(X+2)=15 equation: 


Simplifying
3X + -4(X + 2) = 15

Reorder the terms:
3X + -4(2 + X) = 15
3X + (2 * -4 + X * -4) = 15
3X + (-8 + -4X) = 15

Reorder the terms:
-8 + 3X + -4X = 15

Combine like terms: 3X + -4X = -1X
-8 + -1X = 15

Solving
-8 + -1X = 15

Solving for variable 'X'.

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

Add '8' to each side of the equation.
-8 + 8 + -1X = 15 + 8

Combine like terms: -8 + 8 = 0
0 + -1X = 15 + 8
-1X = 15 + 8

Combine like terms: 15 + 8 = 23
-1X = 23

Divide each side by '-1'.
X = -23

Simplifying
X = -23

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