3(2u-5)-(5u+1)=4

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Solution for 3(2u-5)-(5u+1)=4 equation:


Simplifying
3(2u + -5) + -1(5u + 1) = 4

Reorder the terms:
3(-5 + 2u) + -1(5u + 1) = 4
(-5 * 3 + 2u * 3) + -1(5u + 1) = 4
(-15 + 6u) + -1(5u + 1) = 4

Reorder the terms:
-15 + 6u + -1(1 + 5u) = 4
-15 + 6u + (1 * -1 + 5u * -1) = 4
-15 + 6u + (-1 + -5u) = 4

Reorder the terms:
-15 + -1 + 6u + -5u = 4

Combine like terms: -15 + -1 = -16
-16 + 6u + -5u = 4

Combine like terms: 6u + -5u = 1u
-16 + 1u = 4

Solving
-16 + 1u = 4

Solving for variable 'u'.

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

Add '16' to each side of the equation.
-16 + 16 + 1u = 4 + 16

Combine like terms: -16 + 16 = 0
0 + 1u = 4 + 16
1u = 4 + 16

Combine like terms: 4 + 16 = 20
1u = 20

Divide each side by '1'.
u = 20

Simplifying
u = 20

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