-7(y+6)=21

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Solution for -7(y+6)=21 equation:


Simplifying
-7(y + 6) = 21

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

Solving
-42 + -7y = 21

Solving for variable 'y'.

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

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

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

Combine like terms: 21 + 42 = 63
-7y = 63

Divide each side by '-7'.
y = -9

Simplifying
y = -9

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