8y-y+8-4=25

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Solution for 8y-y+8-4=25 equation:


Simplifying
8y + -1y + 8 + -4 = 25

Reorder the terms:
8 + -4 + 8y + -1y = 25

Combine like terms: 8 + -4 = 4
4 + 8y + -1y = 25

Combine like terms: 8y + -1y = 7y
4 + 7y = 25

Solving
4 + 7y = 25

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + -4 + 7y = 25 + -4

Combine like terms: 4 + -4 = 0
0 + 7y = 25 + -4
7y = 25 + -4

Combine like terms: 25 + -4 = 21
7y = 21

Divide each side by '7'.
y = 3

Simplifying
y = 3

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