4(u-3)=-5u+42

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Solution for 4(u-3)=-5u+42 equation:


Simplifying
4(u + -3) = -5u + 42

Reorder the terms:
4(-3 + u) = -5u + 42
(-3 * 4 + u * 4) = -5u + 42
(-12 + 4u) = -5u + 42

Reorder the terms:
-12 + 4u = 42 + -5u

Solving
-12 + 4u = 42 + -5u

Solving for variable 'u'.

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

Add '5u' to each side of the equation.
-12 + 4u + 5u = 42 + -5u + 5u

Combine like terms: 4u + 5u = 9u
-12 + 9u = 42 + -5u + 5u

Combine like terms: -5u + 5u = 0
-12 + 9u = 42 + 0
-12 + 9u = 42

Add '12' to each side of the equation.
-12 + 12 + 9u = 42 + 12

Combine like terms: -12 + 12 = 0
0 + 9u = 42 + 12
9u = 42 + 12

Combine like terms: 42 + 12 = 54
9u = 54

Divide each side by '9'.
u = 6

Simplifying
u = 6

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