Question

what two numbers have the sum of 10 and the difference of 2?

Answer 1

let the no. be a and b

A.T.Q.

a + b =10.

a = 10-b

a-b =2

10-b -b =2. [putting the value of a ]

8 =2b

4=b

a = 10-4

=6

Answer 2

Answer:

Step-by-step explanation:

First no be x

Second be y

Acc to que

X+y=10...eq 1

And

X-Y=2....eq 2

By elemination

X+Y=10

X-Y=2

............

2X=12

X=6

Put the value of x in eq 1

X+Y=10

6+Y=10

Y=4

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