5y-3+y+21=8y+30-6y

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Solution for 5y-3+y+21=8y+30-6y equation:


Simplifying
5y + -3 + y + 21 = 8y + 30 + -6y

Reorder the terms:
-3 + 21 + 5y + y = 8y + 30 + -6y

Combine like terms: -3 + 21 = 18
18 + 5y + y = 8y + 30 + -6y

Combine like terms: 5y + y = 6y
18 + 6y = 8y + 30 + -6y

Reorder the terms:
18 + 6y = 30 + 8y + -6y

Combine like terms: 8y + -6y = 2y
18 + 6y = 30 + 2y

Solving
18 + 6y = 30 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
18 + 6y + -2y = 30 + 2y + -2y

Combine like terms: 6y + -2y = 4y
18 + 4y = 30 + 2y + -2y

Combine like terms: 2y + -2y = 0
18 + 4y = 30 + 0
18 + 4y = 30

Add '-18' to each side of the equation.
18 + -18 + 4y = 30 + -18

Combine like terms: 18 + -18 = 0
0 + 4y = 30 + -18
4y = 30 + -18

Combine like terms: 30 + -18 = 12
4y = 12

Divide each side by '4'.
y = 3

Simplifying
y = 3

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