Question

What is the solution of the system?

Answer 1

?

Answer 2

sorry im trying to attach a file but cant find it.

Answer 3

You don't have to attach the file, just post it

Answer 4

just replace y with x/2 in the second equation

Answer 5

3.5x=28
x=8,
y=4

Answer 6

Which method would be the simplest way to solve the system?

Answer 7

That was pretty fast

Answer 8

I'd say Yifan's method is the simpliest.

Answer 9

graphing
substitution
elimination
distributive?

Answer 10

yeah i work it out in less than 10secs :)

Answer 11

Graphing beats any method

Answer 12

Especially if you use wolfram alpha

Answer 13

graph takes a lot of time :S

Answer 14

Not if you graph with wolfram alpha on standby. All you do is just copy, paste and hit enter.