Question

(iii) For simultaneous equations in variables x and y, if D, = 49, D, = –63, D=;
then what is the value of x?
(A) 7
(B) - 7
(C)-1/7
(D)-1/7 give answer with solution​

Answer 1

Step-by-step explanation:

if the d=49

d=-63

d=vsghsbsvsudndbdhhdjsksbz

x=

D

D

x

=

7

49

=7