Is this is right or wrong
Attachments:
Answers
Answered by
4
it is wrong. you cannot substitute the x value in the same equation. choose the second one.
AsraIbrahim:
but u r doing by substitution method
Answered by
6
second equation is starting with 2x not 3x
value of x cannot be substituted in the same eq. you have to substitute it in the eq 2
in substitution method we find x value from first equation then we substitute x value in second equation. but u substituted in same equation.
change your tuition
but in this u r not getting x and y value in the end
yes correct
that means that a1/a2=b1/b2=c1/c2
Similar questions