Question

solve graphically x+y=5 and 2x+2y=10​

Answer 1

Answer:

first equation

x+y=5

x=5-y

put y=0,1,2 then

x=5,4,3

second equation

2x+2y=10

2x=10-2y

x=(10-2y)/2

put y=0, 1,2 then

x=5,4,3