5x+21=15x+79

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Solution for 5x+21=15x+79 equation:


Simplifying
5x + 21 = 15x + 79

Reorder the terms:
21 + 5x = 15x + 79

Reorder the terms:
21 + 5x = 79 + 15x

Solving
21 + 5x = 79 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
21 + 5x + -15x = 79 + 15x + -15x

Combine like terms: 5x + -15x = -10x
21 + -10x = 79 + 15x + -15x

Combine like terms: 15x + -15x = 0
21 + -10x = 79 + 0
21 + -10x = 79

Add '-21' to each side of the equation.
21 + -21 + -10x = 79 + -21

Combine like terms: 21 + -21 = 0
0 + -10x = 79 + -21
-10x = 79 + -21

Combine like terms: 79 + -21 = 58
-10x = 58

Divide each side by '-10'.
x = -5.8

Simplifying
x = -5.8

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