7y-2=8y-1

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


Simplifying
7y + -2 = 8y + -1

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

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

Solving
-2 + 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.
-2 + 7y + -8y = -1 + 8y + -8y

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

Combine like terms: 8y + -8y = 0
-2 + -1y = -1 + 0
-2 + -1y = -1

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

Combine like terms: -2 + 2 = 0
0 + -1y = -1 + 2
-1y = -1 + 2

Combine like terms: -1 + 2 = 1
-1y = 1

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

Simplifying
y = -1

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