Answer:
The answer to the first question is B.) The student should have subtracted the 4 first, instead of adding, because it is positive originally. And the answer to the second one is D.) Distribute the -2.
Step-by-step explanation:
Hope this helps! :)
Answer:
=5
Step-by-step explanation:
-7-6(-2)
-7+12
=5
sorry didn't read it right
Answer: √51
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a^2 + b^2 = c^2
a^2 + 7^2 = 10^2
a^2 + 49 = 100
a^2 = 51
√(a^2) = √51
a = √51
Answer:
k<3.5
Step-by-step explanation:
Answer:
Step-by-step explanation:
g(-2) = 5 - 3(-2)^2 = 5 - 3(4) = 5 - 12 = -7