12X-15=7X+5

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


Simplifying
12X + -15 = 7X + 5

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

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

Solving
-15 + 12X = 5 + 7X

Solving for variable 'X'.

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

Add '-7X' to each side of the equation.
-15 + 12X + -7X = 5 + 7X + -7X

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

Combine like terms: 7X + -7X = 0
-15 + 5X = 5 + 0
-15 + 5X = 5

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

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

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

Divide each side by '5'.
X = 4

Simplifying
X = 4

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