5y+15=4y+20

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Solution for 5y+15=4y+20 equation:


Simplifying
5y + 15 = 4y + 20

Reorder the terms:
15 + 5y = 4y + 20

Reorder the terms:
15 + 5y = 20 + 4y

Solving
15 + 5y = 20 + 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.
15 + 5y + -4y = 20 + 4y + -4y

Combine like terms: 5y + -4y = 1y
15 + 1y = 20 + 4y + -4y

Combine like terms: 4y + -4y = 0
15 + 1y = 20 + 0
15 + 1y = 20

Add '-15' to each side of the equation.
15 + -15 + 1y = 20 + -15

Combine like terms: 15 + -15 = 0
0 + 1y = 20 + -15
1y = 20 + -15

Combine like terms: 20 + -15 = 5
1y = 5

Divide each side by '1'.
y = 5

Simplifying
y = 5

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