30-4y=7y-3

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


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

Reorder the terms:
30 + -4y = -3 + 7y

Solving
30 + -4y = -3 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
30 + -4y + -7y = -3 + 7y + -7y

Combine like terms: -4y + -7y = -11y
30 + -11y = -3 + 7y + -7y

Combine like terms: 7y + -7y = 0
30 + -11y = -3 + 0
30 + -11y = -3

Add '-30' to each side of the equation.
30 + -30 + -11y = -3 + -30

Combine like terms: 30 + -30 = 0
0 + -11y = -3 + -30
-11y = -3 + -30

Combine like terms: -3 + -30 = -33
-11y = -33

Divide each side by '-11'.
y = 3

Simplifying
y = 3

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