3y+5(y-5)=7

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Solution for 3y+5(y-5)=7 equation:


Simplifying
3y + 5(y + -5) = 7

Reorder the terms:
3y + 5(-5 + y) = 7
3y + (-5 * 5 + y * 5) = 7
3y + (-25 + 5y) = 7

Reorder the terms:
-25 + 3y + 5y = 7

Combine like terms: 3y + 5y = 8y
-25 + 8y = 7

Solving
-25 + 8y = 7

Solving for variable 'y'.

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

Add '25' to each side of the equation.
-25 + 25 + 8y = 7 + 25

Combine like terms: -25 + 25 = 0
0 + 8y = 7 + 25
8y = 7 + 25

Combine like terms: 7 + 25 = 32
8y = 32

Divide each side by '8'.
y = 4

Simplifying
y = 4

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