1-2y=7y+8

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Solution for 1-2y=7y+8 equation:


Simplifying
1 + -2y = 7y + 8

Reorder the terms:
1 + -2y = 8 + 7y

Solving
1 + -2y = 8 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
1 + -2y + -7y = 8 + 7y + -7y

Combine like terms: -2y + -7y = -9y
1 + -9y = 8 + 7y + -7y

Combine like terms: 7y + -7y = 0
1 + -9y = 8 + 0
1 + -9y = 8

Add '-1' to each side of the equation.
1 + -1 + -9y = 8 + -1

Combine like terms: 1 + -1 = 0
0 + -9y = 8 + -1
-9y = 8 + -1

Combine like terms: 8 + -1 = 7
-9y = 7

Divide each side by '-9'.
y = -0.7777777778

Simplifying
y = -0.7777777778

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