7(3y-9)=

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Solution for 7(3y-9)= equation: 


Simplifying
7(3y + -9) = 0

Reorder the terms:
7(-9 + 3y) = 0
(-9 * 7 + 3y * 7) = 0
(-63 + 21y) = 0

Solving
-63 + 21y = 0

Solving for variable 'y'.

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

Add '63' to each side of the equation.
-63 + 63 + 21y = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 21y = 0 + 63
21y = 0 + 63

Combine like terms: 0 + 63 = 63
21y = 63

Divide each side by '21'.
y = 3

Simplifying
y = 3

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