Perform the indicated operation and simplify
2 answers:
Answer:
3a
-----
2(a-2)
Step-by-step explanation:
3a+6 a^2 -4
----------- ÷ -----------
8 4a
Copy dot flip
3a+6 4a
----------- * -----------
8 a^2 -4
Factor
3(a+2) 4a
----------- * -----------
8 (a-2) (a+2)
Cancel like terms
3 a
----------- * -----------
2 (a-2)
3a
-----
2(a-2)
Answer:
A
Step-by-step explanation:
÷
=
*
take out (a+2) and 4
*
= 
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Answer:
height AB is 8 cm
Step-by-step explanation:
AB= √AC^2- BC^2
= √(10)^2- (6)^2
= √100-36
= √64
= 8
I believe option 3 is the correct answer! Multiply the (days) by 37.5!
Answer:
G
Step-by-step explanation:
Answer:
22 grams
Step-by-step explanation:
loses 50% of it's mass per 22 years
so after 22 years the mass would be 44 grams
22 years later would leave 50% of 44 grams = 22 grams
[-½, ¾]; use either "Substitution" or "Elimination" to do this, and you'll see that this answer is correct.