Question

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2. The sum of two positive numbers a and b is 820. It a
find the values of a and b.
3. a and b are two positive numbers such that a = b + 40. If their
sum is 480, find a and b.​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

I think question 2 is incomplete

Step-by-step explanation:

3.a=b+40

a+b=480

a+b=480

b+40+b= 480 (a=b+40).....given

2b+40=480

2b=480- 40

2b=440

b=220

hence, a=b+40

=220+40

=280

hence, a=280

b=220