(4y+9)-(7y-2)+(13-y)=

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Solution for (4y+9)-(7y-2)+(13-y)= equation:


Simplifying
(4y + 9) + -1(7y + -2) + (13 + -1y) = 0

Reorder the terms:
(9 + 4y) + -1(7y + -2) + (13 + -1y) = 0

Remove parenthesis around (9 + 4y)
9 + 4y + -1(7y + -2) + (13 + -1y) = 0

Reorder the terms:
9 + 4y + -1(-2 + 7y) + (13 + -1y) = 0
9 + 4y + (-2 * -1 + 7y * -1) + (13 + -1y) = 0
9 + 4y + (2 + -7y) + (13 + -1y) = 0

Remove parenthesis around (13 + -1y)
9 + 4y + 2 + -7y + 13 + -1y = 0

Reorder the terms:
9 + 2 + 13 + 4y + -7y + -1y = 0

Combine like terms: 9 + 2 = 11
11 + 13 + 4y + -7y + -1y = 0

Combine like terms: 11 + 13 = 24
24 + 4y + -7y + -1y = 0

Combine like terms: 4y + -7y = -3y
24 + -3y + -1y = 0

Combine like terms: -3y + -1y = -4y
24 + -4y = 0

Solving
24 + -4y = 0

Solving for variable 'y'.

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

Add '-24' to each side of the equation.
24 + -24 + -4y = 0 + -24

Combine like terms: 24 + -24 = 0
0 + -4y = 0 + -24
-4y = 0 + -24

Combine like terms: 0 + -24 = -24
-4y = -24

Divide each side by '-4'.
y = 6

Simplifying
y = 6

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