7(3y-1)=-21

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Solution for 7(3y-1)=-21 equation:


Simplifying
7(3y + -1) = -21

Reorder the terms:
7(-1 + 3y) = -21
(-1 * 7 + 3y * 7) = -21
(-7 + 21y) = -21

Solving
-7 + 21y = -21

Solving for variable 'y'.

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

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

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

Combine like terms: -21 + 7 = -14
21y = -14

Divide each side by '21'.
y = -0.6666666667

Simplifying
y = -0.6666666667

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