Question

Solve by substituion method x+y=14 and x-y =4

Answer 1

Answer:

x + y = 14 .....(1)

x - y = 4 .....(2)

from eqn ...(1)

x = 14 - y ....(3)

put this in ..(2)

we get,

14 - y - y = 4

2y = 10

y = 5

put this in ..(3)

we get x = 9

hope this will help you