Question

the sum of 2 number is 60 and difference is 40 find the number​

Answer 1

Answer:

let the no. are x and y

x+y=60. eq1. y=60-x. eq3

x-y=40. eq2.

put the value of y in eq2

x-(60-x)=40

x-60+x=40

2x-60=40

2x=40+60

2x=100

x=100/2

x=50

put the value of x in eq3

y=60-50

y=10

Step-by-step explanation:

50+10=60

50-10=40

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