-3y-9=5(2y+1)

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Solution for -3y-9=5(2y+1) equation:


Simplifying
-3y + -9 = 5(2y + 1)

Reorder the terms:
-9 + -3y = 5(2y + 1)

Reorder the terms:
-9 + -3y = 5(1 + 2y)
-9 + -3y = (1 * 5 + 2y * 5)
-9 + -3y = (5 + 10y)

Solving
-9 + -3y = 5 + 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 + -3y + -10y = 5 + 10y + -10y

Combine like terms: -3y + -10y = -13y
-9 + -13y = 5 + 10y + -10y

Combine like terms: 10y + -10y = 0
-9 + -13y = 5 + 0
-9 + -13y = 5

Add '9' to each side of the equation.
-9 + 9 + -13y = 5 + 9

Combine like terms: -9 + 9 = 0
0 + -13y = 5 + 9
-13y = 5 + 9

Combine like terms: 5 + 9 = 14
-13y = 14

Divide each side by '-13'.
y = -1.076923077

Simplifying
y = -1.076923077

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