7y+3y-6-y=30

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Solution for 7y+3y-6-y=30 equation:


Simplifying
7y + 3y + -6 + -1y = 30

Reorder the terms:
-6 + 7y + 3y + -1y = 30

Combine like terms: 7y + 3y = 10y
-6 + 10y + -1y = 30

Combine like terms: 10y + -1y = 9y
-6 + 9y = 30

Solving
-6 + 9y = 30

Solving for variable 'y'.

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

Add '6' to each side of the equation.
-6 + 6 + 9y = 30 + 6

Combine like terms: -6 + 6 = 0
0 + 9y = 30 + 6
9y = 30 + 6

Combine like terms: 30 + 6 = 36
9y = 36

Divide each side by '9'.
y = 4

Simplifying
y = 4

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