Question

4x + 2y = 12
x - y = 3 value of variable x

Answer 1

hi, simultaneous equations?

Answer 2

hey im sorry, im like dead and goodness

Answer 3

odd combination, but ok

Answer 4

so with either of the above equations, can you re-arrange one so i will come in the form of:
y = something
so that way you only have one unknown on the LHS of the equals sign

Answer 5

*so IT will come in the form of

Answer 6

ok

Answer 7

elimination

Answer 8

cool, which equation will you use initially, the 1st or the 2nd?

Answer 9

well i have to find the value of x but i have to use process of elimination

Answer 10

ok, so use equation 2, and multiply both sides of the equation by 2, so you can eliminate the 2y in the other equation

Answer 11

oh ok

Answer 12

it would be threee

Answer 13

what would be 3...?

Answer 14

the answer

Answer 15

??

Answer 16

ok u got 2 variables there, u mean x=3, yeah?

Answer 17

oh then yeah thats what i meant my bad and thank you very much

Answer 18

sweet, spot on dude, slaters

Answer 19

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