4y+15=20-u

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Solution for 4y+15=20-u equation:


Simplifying
4y + 15 = 20 + -1u

Reorder the terms:
15 + 4y = 20 + -1u

Solving
15 + 4y = 20 + -1u

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + 4y = 20 + -15 + -1u

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

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

Divide each side by '4'.
y = 1.25 + -0.25u

Simplifying
y = 1.25 + -0.25u

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