-3(2u+5)+3.5u=-1u

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Solution for -3(2u+5)+3.5u=-1u equation:


Simplifying
-3(2u + 5) + 3.5u = -1u

Reorder the terms:
-3(5 + 2u) + 3.5u = -1u
(5 * -3 + 2u * -3) + 3.5u = -1u
(-15 + -6u) + 3.5u = -1u

Combine like terms: -6u + 3.5u = -2.5u
-15 + -2.5u = -1u

Solving
-15 + -2.5u = -1u

Solving for variable 'u'.

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

Add 'u' to each side of the equation.
-15 + -2.5u + u = -1u + u

Combine like terms: -2.5u + u = -1.5u
-15 + -1.5u = -1u + u

Combine like terms: -1u + u = 0
-15 + -1.5u = 0

Add '15' to each side of the equation.
-15 + 15 + -1.5u = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -1.5u = 0 + 15
-1.5u = 0 + 15

Combine like terms: 0 + 15 = 15
-1.5u = 15

Divide each side by '-1.5'.
u = -10

Simplifying
u = -10

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