30y+20-3=7

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Solution for 30y+20-3=7 equation: 


Simplifying
30y + 20 + -3 = 7

Reorder the terms:
20 + -3 + 30y = 7

Combine like terms: 20 + -3 = 17
17 + 30y = 7

Solving
17 + 30y = 7

Solving for variable 'y'.

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

Add '-17' to each side of the equation.
17 + -17 + 30y = 7 + -17

Combine like terms: 17 + -17 = 0
0 + 30y = 7 + -17
30y = 7 + -17

Combine like terms: 7 + -17 = -10
30y = -10

Divide each side by '30'.
y = -0.3333333333

Simplifying
y = -0.3333333333

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