Answer:
18+18=38, since they did the same number that's the least it could be
Answer:
70 questions
Step-by-step explanation:
You can make a proportion.

Multiply across:
7x=490
Divide by 7:
x=70
<u>Final answer</u>
70 questions
Step-by-step explanation:
f(x) = —x^2 – 3x
f(10)={-10}²-3×10=100-30=70
Answer:
c
Step-by-step explanation:
because i took the test and it was right