What is the value of the expression below when z=3?
1 answer:
Answer:
82
Step-by-step explanation:
10z^2 - 2z - 2 =
10(3)^2 - 2(3) - 2 =
10(9) - 2(3) - 2 =
90 - 6 - 2 = 82
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Answer:
54
Step-by-step explanation:
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The vertex is (-3,3),so a =-3, b=3. a+b=0
It is substitution. Because you are substituting 3=y into x+5=3
It’s dividing by a factor of 10. So 30 divided by 10=3. You then do the same thing for the height. 300 divided by 10=30. The answer is 30.