Question

Any one know the answer??
5a + 2b, if a = 3.1 and b = 1.05.​

Answer 1

Answer: 15.5 + 2.1

Explanation:

5 x 3.1 is 15.5 and 2 x 1.05 = 2.1 so it is 15.5 + 2.1

Answer 2

`\tt 17.60`

Explanation:

`\tt 5a+2b, \: when, a = 3.1 \: and \: b = 1.05`

`\tt 5(3.1)+2(1.05)`

`\tt = 15.5 + 2.10`

`\tt = 17.60`

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