a. (2,3)
Answer:
Solution Given:
y= -1.5x+6........[1]
y=x+1.................[2]
Now solving equation 1 and 2 we get
-1.5x+6=x+1
6-1=x+1.5x
2.5x=5
x=5/2.5
x=2
again
substituting value of x in equation 2, we get
y=2+1=3
so
solution(x,y)=(2,3)
Explanation: