2y+21-6y=-12+y-17

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Solution for 2y+21-6y=-12+y-17 equation:


Simplifying
2y + 21 + -6y = -12 + y + -17

Reorder the terms:
21 + 2y + -6y = -12 + y + -17

Combine like terms: 2y + -6y = -4y
21 + -4y = -12 + y + -17

Reorder the terms:
21 + -4y = -12 + -17 + y

Combine like terms: -12 + -17 = -29
21 + -4y = -29 + y

Solving
21 + -4y = -29 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
21 + -4y + -1y = -29 + y + -1y

Combine like terms: -4y + -1y = -5y
21 + -5y = -29 + y + -1y

Combine like terms: y + -1y = 0
21 + -5y = -29 + 0
21 + -5y = -29

Add '-21' to each side of the equation.
21 + -21 + -5y = -29 + -21

Combine like terms: 21 + -21 = 0
0 + -5y = -29 + -21
-5y = -29 + -21

Combine like terms: -29 + -21 = -50
-5y = -50

Divide each side by '-5'.
y = 10

Simplifying
y = 10

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