9x+21+8y=

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Solution for 9x+21+8y= equation:


Simplifying
9x + 21 + 8y = 0

Reorder the terms:
21 + 9x + 8y = 0

Solving
21 + 9x + 8y = 0

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + 9x + -21 + 8y = 0 + -21

Reorder the terms:
21 + -21 + 9x + 8y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 9x + 8y = 0 + -21
9x + 8y = 0 + -21

Combine like terms: 0 + -21 = -21
9x + 8y = -21

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

Combine like terms: 8y + -8y = 0
9x + 0 = -21 + -8y
9x = -21 + -8y

Divide each side by '9'.
x = -2.333333333 + -0.8888888889y

Simplifying
x = -2.333333333 + -0.8888888889y

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