10y-30+2y=4y-20

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Solution for 10y-30+2y=4y-20 equation:


Simplifying
10y + -30 + 2y = 4y + -20

Reorder the terms:
-30 + 10y + 2y = 4y + -20

Combine like terms: 10y + 2y = 12y
-30 + 12y = 4y + -20

Reorder the terms:
-30 + 12y = -20 + 4y

Solving
-30 + 12y = -20 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-30 + 12y + -4y = -20 + 4y + -4y

Combine like terms: 12y + -4y = 8y
-30 + 8y = -20 + 4y + -4y

Combine like terms: 4y + -4y = 0
-30 + 8y = -20 + 0
-30 + 8y = -20

Add '30' to each side of the equation.
-30 + 30 + 8y = -20 + 30

Combine like terms: -30 + 30 = 0
0 + 8y = -20 + 30
8y = -20 + 30

Combine like terms: -20 + 30 = 10
8y = 10

Divide each side by '8'.
y = 1.25

Simplifying
y = 1.25

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