15x+21=12x+17+79

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Solution for 15x+21=12x+17+79 equation:


Simplifying
15x + 21 = 12x + 17 + 79

Reorder the terms:
21 + 15x = 12x + 17 + 79

Reorder the terms:
21 + 15x = 17 + 79 + 12x

Combine like terms: 17 + 79 = 96
21 + 15x = 96 + 12x

Solving
21 + 15x = 96 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
21 + 15x + -12x = 96 + 12x + -12x

Combine like terms: 15x + -12x = 3x
21 + 3x = 96 + 12x + -12x

Combine like terms: 12x + -12x = 0
21 + 3x = 96 + 0
21 + 3x = 96

Add '-21' to each side of the equation.
21 + -21 + 3x = 96 + -21

Combine like terms: 21 + -21 = 0
0 + 3x = 96 + -21
3x = 96 + -21

Combine like terms: 96 + -21 = 75
3x = 75

Divide each side by '3'.
x = 25

Simplifying
x = 25

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