Question

solve the following equation by graph on graph paper : x+y =6 and x- y = 4​

Answer 1

Answer:

x+y=6 (1)

x-y=4 (2)

Add eqn 1 and 2

x+y=6

x-y=4

2x=10

x=10/2

x=5

put x=5 in eqn 1

x+y=6

5+y=6

y=6-5

y=1