Which algebraic expression represents “Marcus practiced the trumpet twice as long this week”?

1 answer:

8 0

Answer:

Step-by-step explanation:

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noname [10]

I'm not real sure if this is right but I did my best

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3 years ago

docker41 [41]

The answer is 12.5 seconds.

48/5 = 120/x
x = 2.5
2.5 * 5 = 12.5

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3 years ago

Deffense [45]

Answer:

y=x+1

or x=y-1

Step-by-step explanation:

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3 years ago

Inga [223]

Two sets of 2+3 is greater

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3 years ago

Crank

To find f(1), substitute 1 for x.

f(1) = (3(1)+7)²
f(1) = (3+7)²
f(1) = 10²
f(1) = 100

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3 years ago