Becky tried to evaluate an expreisson step by step
1 answer:
Answer:
step 2
Step-by-step explanation:
1) so in step 2 Becky make 4/5-5/4=0
this is wrong, as we have to make common denominators first:
16/20-25/20=-9/20
so now, we got -9/20
-9/20+7=
2) make common denominators again
-9/20+140/20=131/20
this is the right answer Hope this helps!
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Step-by-step explanation:
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19
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5.5 / 1.375 = 4
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
