Question

Evaluate \dfrac37r +\dfrac58s 7 3 ​ r+ 8 5 ​ sstart fraction, 3, divided by, 7, end fraction, r, plus, start fraction, 5, divided by, 8, end fraction, s when r=14r=14r, equals, 14 and s=8s=8s, equals, 8

Answer 1

11

Explanation:

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Answer 2

11

Explanation:

Put the numbers in place of the corresponding letters and do the arithmetic. Use a calculator if necessary.

`(3)/(7)r+(5)/(8)s=(3)/(7)(14)+(5)/(8)(8)=6+5=11`