3(7-y)-29=21y-4(2+6y)

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Solution for 3(7-y)-29=21y-4(2+6y) equation:


Simplifying
3(7 + -1y) + -29 = 21y + -4(2 + 6y)
(7 * 3 + -1y * 3) + -29 = 21y + -4(2 + 6y)
(21 + -3y) + -29 = 21y + -4(2 + 6y)

Reorder the terms:
21 + -29 + -3y = 21y + -4(2 + 6y)

Combine like terms: 21 + -29 = -8
-8 + -3y = 21y + -4(2 + 6y)
-8 + -3y = 21y + (2 * -4 + 6y * -4)
-8 + -3y = 21y + (-8 + -24y)

Reorder the terms:
-8 + -3y = -8 + 21y + -24y

Combine like terms: 21y + -24y = -3y
-8 + -3y = -8 + -3y

Add '8' to each side of the equation.
-8 + 8 + -3y = -8 + 8 + -3y

Combine like terms: -8 + 8 = 0
0 + -3y = -8 + 8 + -3y
-3y = -8 + 8 + -3y

Combine like terms: -8 + 8 = 0
-3y = 0 + -3y
-3y = -3y

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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