Question

plot a graph of x+y=4 and 3=2x+y in 2 variables​

Answer 1

Step-by-step explanation:

x+y=4

y=4-x

if x=1,then y=4-1=3 (1,3)

if x=2,then y=4-2=2 (2,2)

2x+y=3

y=3-2x

if x=1,then y=3-2(1)=3-2=1 (1,1)

if x=2,theñ y=3-2(2)=3-4=-1 (2,-1)

Now,plot these points on graph.