Question

Use the substitution method for
2x-y=3
7x-3y=11
what's the ordered pair and the solution?

Answer 1

for example solve first one for y and insert the whole thing into the second y

Answer 2

I have tried that but my answers are not coming out to be 3 and 11 when I do the check

Answer 3

@phanta_seea so you have thought it right solve it please for medal

Answer 4

2x-y=3
2x=3+y
----------
y=2x-3

7x-3(2x-3)=11
7x-6x+9=11
x=2

Answer 5

I got 2 for the first equation and 3 for the next one. All these steps really confuse me am I on the right

Answer 6

y=2x-3 if you put x=2 you get
y=4-3
y=1

Answer 7

okay I see what I did wrong, thanks!!

Answer 8

cool, no problem :)