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7. Simplify
-2/5+(-5/10)-(-4/7)
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Answered by
2
Answer:
-23/70
Step-by-step explanation:
-2/5+-5/10-(-4/7)
-2/5+-5/10+4/7
LCM of 5,10,7=70
-2*14/5*14+-5*7/10*7+4*10/7*10=-28/70+-35/70+40/70
-28+-35+40/70=-23/70
Answered by
5
-23/70 is the answer...
Explanation...in the attachment..
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