x*8+21=x*2+171

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Solution for x*8+21=x*2+171 equation:


Simplifying
x * 8 + 21 = x * 2 + 171

Reorder the terms for easier multiplication:
8x + 21 = x * 2 + 171

Reorder the terms:
21 + 8x = x * 2 + 171

Reorder the terms for easier multiplication:
21 + 8x = 2x + 171

Reorder the terms:
21 + 8x = 171 + 2x

Solving
21 + 8x = 171 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
21 + 8x + -2x = 171 + 2x + -2x

Combine like terms: 8x + -2x = 6x
21 + 6x = 171 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + 6x = 171 + 0
21 + 6x = 171

Add '-21' to each side of the equation.
21 + -21 + 6x = 171 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = 171 + -21
6x = 171 + -21

Combine like terms: 171 + -21 = 150
6x = 150

Divide each side by '6'.
x = 25

Simplifying
x = 25

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