Question

divide the sum of 13/5 and -12/7 by the product of -31/7 and 1/-2​

Answer 1

13 + (-12)

5 7

LCM of 5 nd 7 is 35

21+(-60)

35

21-60

35

-39 is d sum

35

-31*1

7*(-2)

-31

-14

31 is d product

14

31 ÷ -39

14 35

31 * -35

14 39

-155 is d answer

78

hope it helps

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