4y-1=20-3y

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Solution for 4y-1=20-3y equation:


Simplifying
4y + -1 = 20 + -3y

Reorder the terms:
-1 + 4y = 20 + -3y

Solving
-1 + 4y = 20 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
-1 + 4y + 3y = 20 + -3y + 3y

Combine like terms: 4y + 3y = 7y
-1 + 7y = 20 + -3y + 3y

Combine like terms: -3y + 3y = 0
-1 + 7y = 20 + 0
-1 + 7y = 20

Add '1' to each side of the equation.
-1 + 1 + 7y = 20 + 1

Combine like terms: -1 + 1 = 0
0 + 7y = 20 + 1
7y = 20 + 1

Combine like terms: 20 + 1 = 21
7y = 21

Divide each side by '7'.
y = 3

Simplifying
y = 3

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