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lions [1.4K]
4 years ago
12

Simplify the expression. (8 + 7a) + 4 7a

Mathematics
1 answer:
agasfer [191]4 years ago
3 0
For this one I'm going to assume that 4 7a means 4 * 7a...

(8 + 7a) + 4 * 7a =
8 + 7a + 28a =
8 + 35a

If I read it wrong and 4 7a is actually 47a then...

(8 + 7a) + 47a =
8 + 54a =
2(4 + 27a)
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Six less than a number is twenty
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Step-by-step explanation:

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top left: speed = 2.7 miles per hour  = 2.7 MPH

top right: speed = 0 miles per hour  = 0 MPH

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and so, the fastest is bottom left. And pay attention in class! i'm in highschool and Iearned this in 6th grade!

Step-by-step explanation:

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time=distance/speed

top left: 8/3= 2.66667 MPH= 2.7 MPH

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Answer:

a. Variable term

b. Variable term

Explanation:

a) We were given the algebraic expression:

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