1.

X+6y+1=0,2x+3y+8=0 substitution

Answer»

Step-by-step EXPLANATION:

x+6y=-1

x=-1-6y----(1)

2x+3y=-8------(2)

(1). in (2).

2(-1-6y)+3y=-8

-2-12y+3y=-8

-9y=-8+2=-6

y=2/3.-----(3)

Now, (3) in (1),

x=-1-6(2/3)

=-1-12/3

=-3-12/3

=-15/3

x=-5.

Hope helps u.

Plz MARK as brainliest



Discussion

No Comment Found

Related InterviewSolutions