3y-(1y+5)=9

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Solution for 3y-(1y+5)=9 equation:


Simplifying
3y + -1(1y + 5) = 9

Reorder the terms:
3y + -1(5 + 1y) = 9
3y + (5 * -1 + 1y * -1) = 9
3y + (-5 + -1y) = 9

Reorder the terms:
-5 + 3y + -1y = 9

Combine like terms: 3y + -1y = 2y
-5 + 2y = 9

Solving
-5 + 2y = 9

Solving for variable 'y'.

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

Add '5' to each side of the equation.
-5 + 5 + 2y = 9 + 5

Combine like terms: -5 + 5 = 0
0 + 2y = 9 + 5
2y = 9 + 5

Combine like terms: 9 + 5 = 14
2y = 14

Divide each side by '2'.
y = 7

Simplifying
y = 7

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