7y-18=-9

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Solution for 7y-18=-9 equation: 


Simplifying
7y + -18 = -9

Reorder the terms:
-18 + 7y = -9

Solving
-18 + 7y = -9

Solving for variable 'y'.

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

Add '18' to each side of the equation.
-18 + 18 + 7y = -9 + 18

Combine like terms: -18 + 18 = 0
0 + 7y = -9 + 18
7y = -9 + 18

Combine like terms: -9 + 18 = 9
7y = 9

Divide each side by '7'.
y = 1.285714286

Simplifying
y = 1.285714286

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