-4y+15=-9-20

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Solution for -4y+15=-9-20 equation:


Simplifying
-4y + 15 = -9 + -20

Reorder the terms:
15 + -4y = -9 + -20

Combine like terms: -9 + -20 = -29
15 + -4y = -29

Solving
15 + -4y = -29

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + -4y = -29 + -15

Combine like terms: 15 + -15 = 0
0 + -4y = -29 + -15
-4y = -29 + -15

Combine like terms: -29 + -15 = -44
-4y = -44

Divide each side by '-4'.
y = 11

Simplifying
y = 11

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