3(-2+9)+5y=20

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Solution for 3(-2+9)+5y=20 equation: 


Simplifying
3(-2 + 9) + 5y = 20

Combine like terms: -2 + 9 = 7
3(7) + 5y = 20

Multiply 3 * 7
21 + 5y = 20

Solving
21 + 5y = 20

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + 5y = 20 + -21

Combine like terms: 21 + -21 = 0
0 + 5y = 20 + -21
5y = 20 + -21

Combine like terms: 20 + -21 = -1
5y = -1

Divide each side by '5'.
y = -0.2

Simplifying
y = -0.2

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