7(y-3)=4y-30

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Solution for 7(y-3)=4y-30 equation:


Simplifying
7(y + -3) = 4y + -30

Reorder the terms:
7(-3 + y) = 4y + -30
(-3 * 7 + y * 7) = 4y + -30
(-21 + 7y) = 4y + -30

Reorder the terms:
-21 + 7y = -30 + 4y

Solving
-21 + 7y = -30 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-21 + 7y + -4y = -30 + 4y + -4y

Combine like terms: 7y + -4y = 3y
-21 + 3y = -30 + 4y + -4y

Combine like terms: 4y + -4y = 0
-21 + 3y = -30 + 0
-21 + 3y = -30

Add '21' to each side of the equation.
-21 + 21 + 3y = -30 + 21

Combine like terms: -21 + 21 = 0
0 + 3y = -30 + 21
3y = -30 + 21

Combine like terms: -30 + 21 = -9
3y = -9

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

Simplifying
y = -3

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