-105-8x=10x+21

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Solution for -105-8x=10x+21 equation:


Simplifying
-105 + -8x = 10x + 21

Reorder the terms:
-105 + -8x = 21 + 10x

Solving
-105 + -8x = 21 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
-105 + -8x + -10x = 21 + 10x + -10x

Combine like terms: -8x + -10x = -18x
-105 + -18x = 21 + 10x + -10x

Combine like terms: 10x + -10x = 0
-105 + -18x = 21 + 0
-105 + -18x = 21

Add '105' to each side of the equation.
-105 + 105 + -18x = 21 + 105

Combine like terms: -105 + 105 = 0
0 + -18x = 21 + 105
-18x = 21 + 105

Combine like terms: 21 + 105 = 126
-18x = 126

Divide each side by '-18'.
x = -7

Simplifying
x = -7

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