7(y+3)=-3(5y-5)+4y

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Solution for 7(y+3)=-3(5y-5)+4y equation:


Simplifying
7(y + 3) = -3(5y + -5) + 4y

Reorder the terms:
7(3 + y) = -3(5y + -5) + 4y
(3 * 7 + y * 7) = -3(5y + -5) + 4y
(21 + 7y) = -3(5y + -5) + 4y

Reorder the terms:
21 + 7y = -3(-5 + 5y) + 4y
21 + 7y = (-5 * -3 + 5y * -3) + 4y
21 + 7y = (15 + -15y) + 4y

Combine like terms: -15y + 4y = -11y
21 + 7y = 15 + -11y

Solving
21 + 7y = 15 + -11y

Solving for variable 'y'.

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

Add '11y' to each side of the equation.
21 + 7y + 11y = 15 + -11y + 11y

Combine like terms: 7y + 11y = 18y
21 + 18y = 15 + -11y + 11y

Combine like terms: -11y + 11y = 0
21 + 18y = 15 + 0
21 + 18y = 15

Add '-21' to each side of the equation.
21 + -21 + 18y = 15 + -21

Combine like terms: 21 + -21 = 0
0 + 18y = 15 + -21
18y = 15 + -21

Combine like terms: 15 + -21 = -6
18y = -6

Divide each side by '18'.
y = -0.3333333333

Simplifying
y = -0.3333333333

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