Question

Using elimination method.
1:x+y=16
x-y=0

Answer 1

x = 8 and y = 8

Explanation:

Giving equations:

x + y = 16

x - y = 0

Unknown:

Find the values of x and y= ?

Solution:

x + y = 16 ---- (i)

x - y = 0 ------(ii)

Add i and ii:

2x = 16

x = 8

Subtract i and ii;

2y = 16

y = 8