3y-19=-21+4y

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Solution for 3y-19=-21+4y equation:


Simplifying
3y + -19 = -21 + 4y

Reorder the terms:
-19 + 3y = -21 + 4y

Solving
-19 + 3y = -21 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-19 + 3y + -4y = -21 + 4y + -4y

Combine like terms: 3y + -4y = -1y
-19 + -1y = -21 + 4y + -4y

Combine like terms: 4y + -4y = 0
-19 + -1y = -21 + 0
-19 + -1y = -21

Add '19' to each side of the equation.
-19 + 19 + -1y = -21 + 19

Combine like terms: -19 + 19 = 0
0 + -1y = -21 + 19
-1y = -21 + 19

Combine like terms: -21 + 19 = -2
-1y = -2

Divide each side by '-1'.
y = 2

Simplifying
y = 2

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