23+4y-4=15y-9-4y

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Solution for 23+4y-4=15y-9-4y equation:


Simplifying
23 + 4y + -4 = 15y + -9 + -4y

Reorder the terms:
23 + -4 + 4y = 15y + -9 + -4y

Combine like terms: 23 + -4 = 19
19 + 4y = 15y + -9 + -4y

Reorder the terms:
19 + 4y = -9 + 15y + -4y

Combine like terms: 15y + -4y = 11y
19 + 4y = -9 + 11y

Solving
19 + 4y = -9 + 11y

Solving for variable 'y'.

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

Add '-11y' to each side of the equation.
19 + 4y + -11y = -9 + 11y + -11y

Combine like terms: 4y + -11y = -7y
19 + -7y = -9 + 11y + -11y

Combine like terms: 11y + -11y = 0
19 + -7y = -9 + 0
19 + -7y = -9

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

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

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

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

Simplifying
y = 4

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