7-18=9y-8y+3

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Solution for 7-18=9y-8y+3 equation:


Simplifying
7 + -18 = 9y + -8y + 3

Combine like terms: 7 + -18 = -11
-11 = 9y + -8y + 3

Reorder the terms:
-11 = 3 + 9y + -8y

Combine like terms: 9y + -8y = 1y
-11 = 3 + 1y

Solving
-11 = 3 + 1y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-11 + -1y = 3 + 1y + -1y

Combine like terms: 1y + -1y = 0
-11 + -1y = 3 + 0
-11 + -1y = 3

Add '11' to each side of the equation.
-11 + 11 + -1y = 3 + 11

Combine like terms: -11 + 11 = 0
0 + -1y = 3 + 11
-1y = 3 + 11

Combine like terms: 3 + 11 = 14
-1y = 14

Divide each side by '-1'.
y = -14

Simplifying
y = -14

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