Which expression represents "the sum of 3 and n"

a. n + 3

b. n3

c. 3n

d. n + n + n

G (r) = r^2-6r-55 What is the vertex of the parabola?

The probability of spinning and landing on red is 20%. Meg spins the spinner 25 times and lands on red 10 times, or 40% of the time. She spins the spinner 80 times and lands on red 18 times or 22.5% of the time.

a container shaped like a right circular cylindar having diameter 6cm and height 7.5cm is full of ice cream. The ice cream is to be filled into cones of height 6cm and diameter 3cm, having a hemispherical shape on the top.

48 y+16 y= combine like terms

Homework & practice 3-4 mental math

A library has 800 books and is adding 500 more books each year which is linear or exponential

Stodoła składa się z 1259 cegieł. Druga stodoła ma o 347 cegieł mniej. Trzecia ma o 567 cegieł więcej od pierwszej stodoły a czwarta stodoła ma o 490 cegieł więcej niż druga stodoła. Z ilu cegieł składa się druga, trzecia i czwarta stodoła

Give several reasons why you might prefer to record your cell counts in scientific notation instead of standard notation

7. A school field trip has 1,125 students divided between 15 busses. How many students are on each bus? orange, ze hang

Complete. What is the Original Price? Original Price:? Percent of Discount: 80% Sale Price: $90