7(3y+5)-(3y+5)=0

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Solution for 7(3y+5)-(3y+5)=0 equation:


Simplifying
7(3y + 5) + -1(3y + 5) = 0

Reorder the terms:
7(5 + 3y) + -1(3y + 5) = 0
(5 * 7 + 3y * 7) + -1(3y + 5) = 0
(35 + 21y) + -1(3y + 5) = 0

Reorder the terms:
35 + 21y + -1(5 + 3y) = 0
35 + 21y + (5 * -1 + 3y * -1) = 0
35 + 21y + (-5 + -3y) = 0

Reorder the terms:
35 + -5 + 21y + -3y = 0

Combine like terms: 35 + -5 = 30
30 + 21y + -3y = 0

Combine like terms: 21y + -3y = 18y
30 + 18y = 0

Solving
30 + 18y = 0

Solving for variable 'y'.

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

Add '-30' to each side of the equation.
30 + -30 + 18y = 0 + -30

Combine like terms: 30 + -30 = 0
0 + 18y = 0 + -30
18y = 0 + -30

Combine like terms: 0 + -30 = -30
18y = -30

Divide each side by '18'.
y = -1.666666667

Simplifying
y = -1.666666667

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