(7-y)-(17+2y)=

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Solution for (7-y)-(17+2y)= equation:


Simplifying
(7 + -1y) + -1(17 + 2y) = 0

Remove parenthesis around (7 + -1y)
7 + -1y + -1(17 + 2y) = 0
7 + -1y + (17 * -1 + 2y * -1) = 0
7 + -1y + (-17 + -2y) = 0

Reorder the terms:
7 + -17 + -1y + -2y = 0

Combine like terms: 7 + -17 = -10
-10 + -1y + -2y = 0

Combine like terms: -1y + -2y = -3y
-10 + -3y = 0

Solving
-10 + -3y = 0

Solving for variable 'y'.

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

Add '10' to each side of the equation.
-10 + 10 + -3y = 0 + 10

Combine like terms: -10 + 10 = 0
0 + -3y = 0 + 10
-3y = 0 + 10

Combine like terms: 0 + 10 = 10
-3y = 10

Divide each side by '-3'.
y = -3.333333333

Simplifying
y = -3.333333333

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