7=8y-1

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Solution for 7=8y-1 equation:


Simplifying
7 = 8y + -1

Reorder the terms:
7 = -1 + 8y

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

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

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

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

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

Divide each side by '-8'.
y = 1

Simplifying
y = 1

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