Find 2by5×-3by7-1by14-3by7×3by5
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Answer:
-1/2
Step-by-step explanation:
(2/5 * -3/7)-(1/14-3/7*3/5)
=> -6/35-(1/14+9/35) LCM of 14 and 35 is 70
=> -6/35-23/70
=> (-12) +(-23)/70
=> -35/70
=> -1/2
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