kayiizayed
kayiizayed kayiizayed
  • 23-04-2021
  • Mathematics
contestada

If a < 7, which of the following are true?

a) a < 17
b) -a < -7
c) 3a + 4 < 25
d) a^2 < 49

Respuesta :

itzjenyu
itzjenyu itzjenyu
  • 23-04-2021
answer: a, c

step-by-step explanation:
if a < 7 or a is less than 7
a.) a < 17 a is less than 17 so that’s true
b.) -a < -7 i’m not sure on this one but i believe no
c.) 3a + 4 < 25
-4 -4
3a < 21
/3 /3
a < 7 which is true
d.) a^2 < 49 i’m also not sure how to cancel out exponents but i hope the two definite answers help
Answer Link
Allyssa2006 Allyssa2006
  • 23-04-2021
the answer is A,C,D.
Answer Link

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