-20=7+9(y+5)

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Solution for -20=7+9(y+5) equation:


Simplifying
-20 = 7 + 9(y + 5)

Reorder the terms:
-20 = 7 + 9(5 + y)
-20 = 7 + (5 * 9 + y * 9)
-20 = 7 + (45 + 9y)

Combine like terms: 7 + 45 = 52
-20 = 52 + 9y

Solving
-20 = 52 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-20 + -9y = 52 + 9y + -9y

Combine like terms: 9y + -9y = 0
-20 + -9y = 52 + 0
-20 + -9y = 52

Add '20' to each side of the equation.
-20 + 20 + -9y = 52 + 20

Combine like terms: -20 + 20 = 0
0 + -9y = 52 + 20
-9y = 52 + 20

Combine like terms: 52 + 20 = 72
-9y = 72

Divide each side by '-9'.
y = -8

Simplifying
y = -8

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