7y-4+y+7=30

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Solution for 7y-4+y+7=30 equation:


Simplifying
7y + -4 + y + 7 = 30

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

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

Combine like terms: 7y + y = 8y
3 + 8y = 30

Solving
3 + 8y = 30

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + 8y = 30 + -3

Combine like terms: 3 + -3 = 0
0 + 8y = 30 + -3
8y = 30 + -3

Combine like terms: 30 + -3 = 27
8y = 27

Divide each side by '8'.
y = 3.375

Simplifying
y = 3.375

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