Divide the sum of 5/9 and (-8)/7 by the product of 7/5 and 3/8

1.	Divide the sum of 5/9 and (-8)/7 by the product of 7/5 and 3/8
Answer» Answer: sum of 5/9 and -8/7 lcm is 63 (5×7/9×7) + (-8×9/7×9) 35/63 + -72/63 SAME DENOMINATER SO.. 35+(-72)/63 35-72/63 = -37/63 now product of 7/5 × 3/8 7×3/8×5 = 21/40 Now divide -37/63 ÷ 21/40 -37/63 × 40/21 -37×40 / 63 ×21 -1480/1323 so the answer is -1480/1323 hope it's helpful pls MARK as brainliest

Answer»

Answer:

sum of 5/9 and -8/7

lcm is 63

(5×7/9×7) + (-8×9/7×9)

35/63 + -72/63

35+(-72)/63

35-72/63

= -37/63

now product of 7/5 × 3/8

7×3/8×5

= 21/40

Now divide -37/63 ÷ 21/40

-37/63 × 40/21

-37×40 / 63 ×21

-1480/1323

so the answer is -1480/1323

hope it's helpful

pls MARK as brainliest

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