-3y-9=4y+19

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Solution for -3y-9=4y+19 equation:


Simplifying
-3y + -9 = 4y + 19

Reorder the terms:
-9 + -3y = 4y + 19

Reorder the terms:
-9 + -3y = 19 + 4y

Solving
-9 + -3y = 19 + 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.
-9 + -3y + -4y = 19 + 4y + -4y

Combine like terms: -3y + -4y = -7y
-9 + -7y = 19 + 4y + -4y

Combine like terms: 4y + -4y = 0
-9 + -7y = 19 + 0
-9 + -7y = 19

Add '9' to each side of the equation.
-9 + 9 + -7y = 19 + 9

Combine like terms: -9 + 9 = 0
0 + -7y = 19 + 9
-7y = 19 + 9

Combine like terms: 19 + 9 = 28
-7y = 28

Divide each side by '-7'.
y = -4

Simplifying
y = -4

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