the difference of two numbers is 7 and their sum is 53. find the number
Answers
Answered by
12
x+y=53-------1
x-y=7----------2
from eqn 1
x=53-y
putting in eqn 2
53-y-y=7
-2y=7-53
y=-46÷-2
y=23
x=53-y
x=53-23
x=30
answer......
x=30
y=23
hope it helps
x-y=7----------2
from eqn 1
x=53-y
putting in eqn 2
53-y-y=7
-2y=7-53
y=-46÷-2
y=23
x=53-y
x=53-23
x=30
answer......
x=30
y=23
hope it helps
Answered by
11
let x-y = 7
x+y=53
so no. is 2x=60 x=30
x =30 and y=30-7=23
may be it is right
x+y=53
so no. is 2x=60 x=30
x =30 and y=30-7=23
may be it is right
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