2y+9=30-10y

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Solution for 2y+9=30-10y equation:


Simplifying
2y + 9 = 30 + -10y

Reorder the terms:
9 + 2y = 30 + -10y

Solving
9 + 2y = 30 + -10y

Solving for variable 'y'.

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

Add '10y' to each side of the equation.
9 + 2y + 10y = 30 + -10y + 10y

Combine like terms: 2y + 10y = 12y
9 + 12y = 30 + -10y + 10y

Combine like terms: -10y + 10y = 0
9 + 12y = 30 + 0
9 + 12y = 30

Add '-9' to each side of the equation.
9 + -9 + 12y = 30 + -9

Combine like terms: 9 + -9 = 0
0 + 12y = 30 + -9
12y = 30 + -9

Combine like terms: 30 + -9 = 21
12y = 21

Divide each side by '12'.
y = 1.75

Simplifying
y = 1.75

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