4-7y=1-8y

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Solution for 4-7y=1-8y equation:


Simplifying
4 + -7y = 1 + -8y

Solving
4 + -7y = 1 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
4 + -7y + 8y = 1 + -8y + 8y

Combine like terms: -7y + 8y = 1y
4 + 1y = 1 + -8y + 8y

Combine like terms: -8y + 8y = 0
4 + 1y = 1 + 0
4 + 1y = 1

Add '-4' to each side of the equation.
4 + -4 + 1y = 1 + -4

Combine like terms: 4 + -4 = 0
0 + 1y = 1 + -4
1y = 1 + -4

Combine like terms: 1 + -4 = -3
1y = -3

Divide each side by '1'.
y = -3

Simplifying
y = -3

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