Lisa studies 5 hours for a particular test and gets a score of 77. At this rate, how many hours would she have to study to get a
score of 99?
1 answer:
77/5=99/x
77x=5*99
77x=495
x=495/77
x=6.4
she needs to study 6.4 hrs to get 99
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C has equivalent expressions I think
F(4) = 2(4)^3 -5
= 2(64) -5
= 128-5
= 123
Hope this helps!
4+15+11+5+7+10= 50 cm
10cm was the missing one
Answer:
x would be 7
Step-by-step explanation:
2x7 = 14
14-3=11!
Hope I could help!
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