Question

Find the value of x by using substitution method x+y=14,x-y=14

Answer 1

according to question

x+y=14 - equation 1

x-y=14 - equation 2

from equation 1

x=14-y

substituting in equation 2

14-y-y=14

-2y=0

y=0/-2

hence y=0

hence x=14