Question

x-2/7=3 HELP!

Answer 1

\[x-2\div7=3\]

Answer 2

Since this problem uses division, we will actually multiply to find our answer

Answer 3

We know the answer must equal 3 and that something divided by 7 must equal 3. So what is 7*3?

Answer 4

Do you know?

Answer 5

its 21

Answer 6

7 x 3=21

Answer 7

Good. So 21/3 = 7. This is a correct statement. But there is more.
We have to add 2 as the problem states that x (which we have determined is 21) must have 2 subtracted from it, THEN it is divided by 7. So we do the opposite of subtraction, which is addition. So 21 + 2 =

Answer 8

23

Answer 9

Perfect.
So lets check.
Plug in 23 for x:

(23)-2/7 = 3
21/7 = 3
3 = 3

Answer 10

so whats the answer?

Answer 11

So x=23

Answer 12

Did this help you?

Answer 13

sorta but its not listed as one of my options