9+y=16-3(y+1)

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Solution for 9+y=16-3(y+1) equation:


Simplifying
9 + y = 16 + -3(y + 1)

Reorder the terms:
9 + y = 16 + -3(1 + y)
9 + y = 16 + (1 * -3 + y * -3)
9 + y = 16 + (-3 + -3y)

Combine like terms: 16 + -3 = 13
9 + y = 13 + -3y

Solving
9 + y = 13 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
9 + y + 3y = 13 + -3y + 3y

Combine like terms: y + 3y = 4y
9 + 4y = 13 + -3y + 3y

Combine like terms: -3y + 3y = 0
9 + 4y = 13 + 0
9 + 4y = 13

Add '-9' to each side of the equation.
9 + -9 + 4y = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 4y = 13 + -9
4y = 13 + -9

Combine like terms: 13 + -9 = 4
4y = 4

Divide each side by '4'.
y = 1

Simplifying
y = 1

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