-7y-13=4y+9

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Solution for -7y-13=4y+9 equation:


Simplifying
-7y + -13 = 4y + 9

Reorder the terms:
-13 + -7y = 4y + 9

Reorder the terms:
-13 + -7y = 9 + 4y

Solving
-13 + -7y = 9 + 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.
-13 + -7y + -4y = 9 + 4y + -4y

Combine like terms: -7y + -4y = -11y
-13 + -11y = 9 + 4y + -4y

Combine like terms: 4y + -4y = 0
-13 + -11y = 9 + 0
-13 + -11y = 9

Add '13' to each side of the equation.
-13 + 13 + -11y = 9 + 13

Combine like terms: -13 + 13 = 0
0 + -11y = 9 + 13
-11y = 9 + 13

Combine like terms: 9 + 13 = 22
-11y = 22

Divide each side by '-11'.
y = -2

Simplifying
y = -2

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