Question

Using Substitution Method in Simultaneous Linear equation​

Answer 1

Answer:

consider

2x=9-3y

x=(9-3y)/2

apply this in the

2nd linear inequation

Step-by-step explanation:

substitute 3x=3((9-3y)/2)

27-9y+8y=5*2

27-10=9y-8y

17=y

2x+3y=9

2x+51=9

2x=9-51

x=-42/2

x=-21