Question

Find a-b when
a2-b2=24;a+ b =6

Answer 1

Answer:

4

Step-by-step explanation:

a²-b²=24  ....(1)

a+b=6

=>b=6-a   .....(2)

Putting value of b from (2) in (1), we get,

a²-(6-a)²=24

=>a²-a²-36+12a=24

=>12a=60

=>a=5

=>b=6-5=1

So, a-b=5-1=4

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