System B has no solution.
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Answer:
1/4 or 0.25
Explanation: Convert the mixed numbers to improper fractions, then find the LCD and combine.
Answer:
It helps express the song's central idea.
Step-by-step explanation:
I took the quiz
Answer:
25 math problems
Step-by-step explanation:
He completed 10 out of x, or the total he has to do.
10/x
We know that this equals 40%
10/x=40/100
Cross multiply to solve
40*x=100*10
40x=1000
Divide both sides by 40
x=25
He must do 25 math problems
