4y-3+1+23=7y+20-5y

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Solution for 4y-3+1+23=7y+20-5y equation: 


Simplifying
4y + -3 + 1 + 23 = 7y + 20 + -5y

Reorder the terms:
-3 + 1 + 23 + 4y = 7y + 20 + -5y

Combine like terms: -3 + 1 = -2
-2 + 23 + 4y = 7y + 20 + -5y

Combine like terms: -2 + 23 = 21
21 + 4y = 7y + 20 + -5y

Reorder the terms:
21 + 4y = 20 + 7y + -5y

Combine like terms: 7y + -5y = 2y
21 + 4y = 20 + 2y

Solving
21 + 4y = 20 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
21 + 4y + -2y = 20 + 2y + -2y

Combine like terms: 4y + -2y = 2y
21 + 2y = 20 + 2y + -2y

Combine like terms: 2y + -2y = 0
21 + 2y = 20 + 0
21 + 2y = 20

Add '-21' to each side of the equation.
21 + -21 + 2y = 20 + -21

Combine like terms: 21 + -21 = 0
0 + 2y = 20 + -21
2y = 20 + -21

Combine like terms: 20 + -21 = -1
2y = -1

Divide each side by '2'.
y = -0.5

Simplifying
y = -0.5

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