321-7y=10y-189

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Solution for 321-7y=10y-189 equation:


Simplifying
321 + -7y = 10y + -189

Reorder the terms:
321 + -7y = -189 + 10y

Solving
321 + -7y = -189 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
321 + -7y + -10y = -189 + 10y + -10y

Combine like terms: -7y + -10y = -17y
321 + -17y = -189 + 10y + -10y

Combine like terms: 10y + -10y = 0
321 + -17y = -189 + 0
321 + -17y = -189

Add '-321' to each side of the equation.
321 + -321 + -17y = -189 + -321

Combine like terms: 321 + -321 = 0
0 + -17y = -189 + -321
-17y = -189 + -321

Combine like terms: -189 + -321 = -510
-17y = -510

Divide each side by '-17'.
y = 30

Simplifying
y = 30

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