15+7X-3=12+4X-5X

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Solution for 15+7X-3=12+4X-5X equation:


Simplifying
15 + 7X + -3 = 12 + 4X + -5X

Reorder the terms:
15 + -3 + 7X = 12 + 4X + -5X

Combine like terms: 15 + -3 = 12
12 + 7X = 12 + 4X + -5X

Combine like terms: 4X + -5X = -1X
12 + 7X = 12 + -1X

Add '-12' to each side of the equation.
12 + -12 + 7X = 12 + -12 + -1X

Combine like terms: 12 + -12 = 0
0 + 7X = 12 + -12 + -1X
7X = 12 + -12 + -1X

Combine like terms: 12 + -12 = 0
7X = 0 + -1X
7X = -1X

Solving
7X = -1X

Solving for variable 'X'.

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

Add 'X' to each side of the equation.
7X + X = -1X + X

Combine like terms: 7X + X = 8X
8X = -1X + X

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

Divide each side by '8'.
X = 0

Simplifying
X = 0

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