2u+20=3u+15

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Solution for 2u+20=3u+15 equation:


Simplifying
2u + 20 = 3u + 15

Reorder the terms:
20 + 2u = 3u + 15

Reorder the terms:
20 + 2u = 15 + 3u

Solving
20 + 2u = 15 + 3u

Solving for variable 'u'.

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

Add '-3u' to each side of the equation.
20 + 2u + -3u = 15 + 3u + -3u

Combine like terms: 2u + -3u = -1u
20 + -1u = 15 + 3u + -3u

Combine like terms: 3u + -3u = 0
20 + -1u = 15 + 0
20 + -1u = 15

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

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

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

Divide each side by '-1'.
u = 5

Simplifying
u = 5

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