Answer:
21
Step-by-step explanation:
f(x) = 2x^2 - x
f(-3) = 2*(-3)^2 - (-3)
=2*9 +3
=18 +3
=21
Answer:
The Area is 72.
Step-by-step explanation:
A=1/2d^2
A=1/2(12)^2
A= 1/2(144)
A=72
<em>Hope I helped, Brainliest would be appreciated :)
</em>
<em>
Have a fantastic day!
</em>
<em> -Aadi x</em>
Answer:
30000
Step-by-step explanation:
You round up because it is 5 or < making the 5 a 0 and the 2 a 3. Bringing in the extra 0's makes it 30,000
Answer:140
Step-by-step explanation: It is a really big number not the most reasonable answer for the low amount of marbles their are in the jar adding 58 and 82 gives you your answer
To find the answer,we can solve this by settin up an equation.
Let x be the number of adult tickets sold.
The number of students ticket sold would be:
x-74
We can then sum them up to set an equation:
x+x-74 = 676
2x = 676 + 74
x = 375
Therefore the adult tickets sold were 375.
Hope it helps!