1/5×(-3/2)+4/5×(-2/7)-1/6×(-2/7)
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4
=-3/10 - 8/35 + 1/21
=[-3(35)(21)-8(10)(21)+1(10)(35)]/(10)(35)(21)
=(-2205-1680+350)/7350
=-3535/7350
=-707/1470
=-101/210
Answered by
3
Answer
1/5×(-3/2)+4/5×(-2/7)-1/6×(-2/7)
=-3/10+(-8/35)+2/42
=-3/10+(-8/35)+1/21
=-441-336+70/1470
=-707/1470
=-101/210 answer
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