-98-9x=8x+21

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Solution for -98-9x=8x+21 equation:


Simplifying
-98 + -9x = 8x + 21

Reorder the terms:
-98 + -9x = 21 + 8x

Solving
-98 + -9x = 21 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-98 + -9x + -8x = 21 + 8x + -8x

Combine like terms: -9x + -8x = -17x
-98 + -17x = 21 + 8x + -8x

Combine like terms: 8x + -8x = 0
-98 + -17x = 21 + 0
-98 + -17x = 21

Add '98' to each side of the equation.
-98 + 98 + -17x = 21 + 98

Combine like terms: -98 + 98 = 0
0 + -17x = 21 + 98
-17x = 21 + 98

Combine like terms: 21 + 98 = 119
-17x = 119

Divide each side by '-17'.
x = -7

Simplifying
x = -7

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