=7(y+3)

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Solution for =7(y+3) equation: 


Simplifying
0 = 7(y + 3)

Reorder the terms:
0 = 7(3 + y)
0 = (3 * 7 + y * 7)
0 = (21 + 7y)

Solving
0 = 21 + 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.
0 + -7y = 21 + 7y + -7y
Remove the zero:
-7y = 21 + 7y + -7y

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

Divide each side by '-7'.
y = -3

Simplifying
y = -3

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