6y-12y-30=90

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Solution for 6y-12y-30=90 equation:


Simplifying
6y + -12y + -30 = 90

Reorder the terms:
-30 + 6y + -12y = 90

Combine like terms: 6y + -12y = -6y
-30 + -6y = 90

Solving
-30 + -6y = 90

Solving for variable 'y'.

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

Add '30' to each side of the equation.
-30 + 30 + -6y = 90 + 30

Combine like terms: -30 + 30 = 0
0 + -6y = 90 + 30
-6y = 90 + 30

Combine like terms: 90 + 30 = 120
-6y = 120

Divide each side by '-6'.
y = -20

Simplifying
y = -20

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