Question

Help with attachment please?!?

Answer 1

multiply first equation by 2, what you get ?

Answer 2

10x+14y=62

Answer 3

There are two methods to solve this

1)Sub

2)Elimination

Answer 4

correct, now multiply 2nd equation by 5, what you get ?

Answer 5

@hartnn Is showing you elimination :)

Answer 6

10x+20y=80

Answer 7

very good, now subtract the 2 equation which you got.

Answer 8

-6y=-18

Answer 9

good!
so, y=.... ?

Answer 10

divide both sides by -6

Answer 11

y=3

Answer 12

thats correct :)
now put y=3 in any of the equations you want to get 'x'.

Answer 13

what did u get value of 'x' as ??
or you need help with this ?

Answer 14

x=2

Answer 15

that is correct! good work :)

Answer 16

Thanks You:) & Thank You for helping me!!!

Answer 17

welcome ^_^