Question

Jon adds the expressions 5p + 2 and 2p + 1. Carlos adds the expressions 4p + 3 and 7p + 2.

How much greater was Carlos’s sum than Jon’s sum?

p +

Answer 1

@welshfella

Answer 2

@iGreen

Answer 3

What do you think the answer is?

Answer 4

idk I need help

Answer 5

Add the expressions. What is 5p +2p?

Answer 6

7p

Answer 7

So Jon's sum is 7p+3
What's Carlos' sum?

Answer 8

10p

Answer 9

4+7 =11
His sum is 11p+5

Answer 10

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Answer 11

So how much greater is Carlos' sum than Jon's?

Answer 12

11

Answer 13

We have their sums. How much greater is Carlos' sum that Jon's?
(11p+5) - (7p+3)

Answer 14

12?

Answer 15

I did 11+ 5 - 7+3 is tat rigt?

Answer 16

No, you need to first subtract 7p from 11p since they are like terms. Then subtract 3 from 5 since they are like terms.

Answer 17

-4 -2

Answer 18

11p-7p=4p
So Carlos' sum is 4p+2 greater than Jon's.

Answer 19

So the anser is 4p+2