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Popular >

5u-9=-7u-9

Solution

5 u - 9 = - 7 u - 9

Solution

u = 0

Solution steps

5 u - 9 = - 7 u - 9

Add

9

to both sides

5 u - 9 + 9 = - 7 u - 9 + 9

Simplify

5 u = - 7 u

Move

7 u

to the left side

12 u = 0

Divide both sides by

12

u = 0

Popular Examples

simplify (-21w^5x^2)/(7w^4x^5)simplify

\frac{- 21 w ^{5} x ^{2}}{7 w ^{4} x ^{5}}

x^{2} - 9 x + 14 \leq 0

simplify i^{72}simplify

i^{72}

m + (- 12) = - 8

x - 1 = 5

Frequently Asked Questions (FAQ)

What is the answer to 5u-9=-7u-9 ?
The answer to 5u-9=-7u-9 is u=0
Solve for u: 5u-9=-7u-9
The solution is u=0