3(y-7)=-7(6+y)

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Solution for 3(y-7)=-7(6+y) equation:


Simplifying
3(y + -7) = -7(6 + y)

Reorder the terms:
3(-7 + y) = -7(6 + y)
(-7 * 3 + y * 3) = -7(6 + y)
(-21 + 3y) = -7(6 + y)
-21 + 3y = (6 * -7 + y * -7)
-21 + 3y = (-42 + -7y)

Solving
-21 + 3y = -42 + -7y

Solving for variable 'y'.

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

Add '7y' to each side of the equation.
-21 + 3y + 7y = -42 + -7y + 7y

Combine like terms: 3y + 7y = 10y
-21 + 10y = -42 + -7y + 7y

Combine like terms: -7y + 7y = 0
-21 + 10y = -42 + 0
-21 + 10y = -42

Add '21' to each side of the equation.
-21 + 21 + 10y = -42 + 21

Combine like terms: -21 + 21 = 0
0 + 10y = -42 + 21
10y = -42 + 21

Combine like terms: -42 + 21 = -21
10y = -21

Divide each side by '10'.
y = -2.1

Simplifying
y = -2.1

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