y+8=5(y+1)-9

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Solution for y+8=5(y+1)-9 equation:


Simplifying
y + 8 = 5(y + 1) + -9

Reorder the terms:
8 + y = 5(y + 1) + -9

Reorder the terms:
8 + y = 5(1 + y) + -9
8 + y = (1 * 5 + y * 5) + -9
8 + y = (5 + 5y) + -9

Reorder the terms:
8 + y = 5 + -9 + 5y

Combine like terms: 5 + -9 = -4
8 + y = -4 + 5y

Solving
8 + y = -4 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
8 + y + -5y = -4 + 5y + -5y

Combine like terms: y + -5y = -4y
8 + -4y = -4 + 5y + -5y

Combine like terms: 5y + -5y = 0
8 + -4y = -4 + 0
8 + -4y = -4

Add '-8' to each side of the equation.
8 + -8 + -4y = -4 + -8

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

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

Divide each side by '-4'.
y = 3

Simplifying
y = 3

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