Question

the sum of two numbers is 36. their difference is 24 HELP AND EXPLAIN PLS

Answer 1

x+y=36
x-y=24
-----------Add
2x=60 then x = 30
go ahead and solve for y

Answer 2

y=6?

Answer 3

Take one of the original like x-y=24
30-y=24 then y must be 6

Answer 4

i was using subsitution
wasn't working for me

Answer 5

Yes very good and correct. I used elimination by adding eliminating the y. Substitution should of worked also.

Answer 6

do you want to see how substitution would of worked?

Answer 7

I understand I thought subsitution was the only way and then you brought up addition and I remebered thank you very much.

Answer 8

No problem.

Answer 9

one more quesrion: The sum of two numbers is 10. Three times the larger decreased by twice the smaller is 15. What are the numbers