Answer:
About 38
Step-by-step explanation:
Answer:
Discriminant review
Discriminant reviewThe discriminant is the part of the quadratic formula underneath the square root symbol: b²-4ac. The discriminant tells us whether there are two solutions, one solution, or no solutions.
Answer:
90,30
Step-by-step explanation:
let the three times be 3x then,
3x-22=68
3x=68+22
3x=90
x=90/3
x=30
again,
3x=3*30=90
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Answer:
4/25 maybe?
Step-by-step explanation:
Answer:
3:5
Step-by-step explanation:
first half : 9
second half : 15
9:15 = 3:5