-4y-13=7y+20

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Solution for -4y-13=7y+20 equation:


Simplifying
-4y + -13 = 7y + 20

Reorder the terms:
-13 + -4y = 7y + 20

Reorder the terms:
-13 + -4y = 20 + 7y

Solving
-13 + -4y = 20 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
-13 + -4y + -7y = 20 + 7y + -7y

Combine like terms: -4y + -7y = -11y
-13 + -11y = 20 + 7y + -7y

Combine like terms: 7y + -7y = 0
-13 + -11y = 20 + 0
-13 + -11y = 20

Add '13' to each side of the equation.
-13 + 13 + -11y = 20 + 13

Combine like terms: -13 + 13 = 0
0 + -11y = 20 + 13
-11y = 20 + 13

Combine like terms: 20 + 13 = 33
-11y = 33

Divide each side by '-11'.
y = -3

Simplifying
y = -3

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