3(2y+5)-8(y-1)=3y+3

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Solution for 3(2y+5)-8(y-1)=3y+3 equation:


Simplifying
3(2y + 5) + -8(y + -1) = 3y + 3

Reorder the terms:
3(5 + 2y) + -8(y + -1) = 3y + 3
(5 * 3 + 2y * 3) + -8(y + -1) = 3y + 3
(15 + 6y) + -8(y + -1) = 3y + 3

Reorder the terms:
15 + 6y + -8(-1 + y) = 3y + 3
15 + 6y + (-1 * -8 + y * -8) = 3y + 3
15 + 6y + (8 + -8y) = 3y + 3

Reorder the terms:
15 + 8 + 6y + -8y = 3y + 3

Combine like terms: 15 + 8 = 23
23 + 6y + -8y = 3y + 3

Combine like terms: 6y + -8y = -2y
23 + -2y = 3y + 3

Reorder the terms:
23 + -2y = 3 + 3y

Solving
23 + -2y = 3 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
23 + -2y + -3y = 3 + 3y + -3y

Combine like terms: -2y + -3y = -5y
23 + -5y = 3 + 3y + -3y

Combine like terms: 3y + -3y = 0
23 + -5y = 3 + 0
23 + -5y = 3

Add '-23' to each side of the equation.
23 + -23 + -5y = 3 + -23

Combine like terms: 23 + -23 = 0
0 + -5y = 3 + -23
-5y = 3 + -23

Combine like terms: 3 + -23 = -20
-5y = -20

Divide each side by '-5'.
y = 4

Simplifying
y = 4

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