-4u-7=9(u+5)

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Solution for -4u-7=9(u+5) equation:


Simplifying
-4u + -7 = 9(u + 5)

Reorder the terms:
-7 + -4u = 9(u + 5)

Reorder the terms:
-7 + -4u = 9(5 + u)
-7 + -4u = (5 * 9 + u * 9)
-7 + -4u = (45 + 9u)

Solving
-7 + -4u = 45 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
-7 + -4u + -9u = 45 + 9u + -9u

Combine like terms: -4u + -9u = -13u
-7 + -13u = 45 + 9u + -9u

Combine like terms: 9u + -9u = 0
-7 + -13u = 45 + 0
-7 + -13u = 45

Add '7' to each side of the equation.
-7 + 7 + -13u = 45 + 7

Combine like terms: -7 + 7 = 0
0 + -13u = 45 + 7
-13u = 45 + 7

Combine like terms: 45 + 7 = 52
-13u = 52

Divide each side by '-13'.
u = -4

Simplifying
u = -4

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