Question

SOLVE:
x - 3/7 = 9/14

Answer 1

well if the problem is subtraction, you can undo it with addition

Answer 2

that didn't really help, but thanks

Answer 3

well we know that X is going to be bigger than the two numbers, so what can we add to get that?

Answer 4

3/7 and 9/14

Answer 5

yep,

Answer 6

which is 1.0714

Answer 7

how did you add them?

Answer 8

I googled it

Answer 9

do they have to have a common denominator?

Answer 10

yes they do, so you add 3+ 9, and 7+14

Answer 11

I thought that was how to do it, but it just didn't seem right.

Answer 12

so It's 12/21?

Answer 13

yes it is, and if you wanted to check it, just plug it in for X, and do 12/21 - 3/7

Answer 14

alright, thanks! now that I look back, that was actually a really easy problem. Thanks for your time!

Answer 15

haha no problem