HELP THIS IS A BIG TEST WILL GIVE BRAINLIEST
1 answer:
Answer:
c. -7
Step-by-step explanation:
-4x^2+8x+10-3x^2+3x+3
-7x^2+11x+13
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Answer:
d
Step-by-step explanation:
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Answer:
D. should be the answer
Answer:
≈ 14.3 hours
Step-by-step explanation:
The mean is calculated as
mean =
=
=
≈ 14.3 ( to nearest tenth )
Answer:
X-Y=-3
Step-by-step explanation: