Simplify:

-27a^4b^3/3ab

a) - 9a^2b

b) - 9a^3b2

c) - 3ab

d) - a^2/9b

Solve this system of equations {2x + y = 11 {5x - y = 10

56x30 = Using a method

The capacity of a beaker is 0.1 liter. Convert this to millimeters

By inserting any number of parentheses wherever you want, what is the largest number you can make 32/8/2/2 come out to? (The slashes are division symbols)

Discound 36% sale 32 price

8.92*10^9 in standard notation

On a test Matilda answered 12 out of the first 15 correctly. If this rate continues how many of the next 25 problems will she answer correctly?

Which expression shows the value of a $10,000 investment that has lost 1.2% if it's value for five years In a row

The bear population in RI has been increasing by 8% each year. In the year 2010 there were only 20 bears spotted in RI. Based on this info, a. create a function a (t) that represents the bear pop, t years since 2010 b. determine bear pop in 2020 c.

A ladder leaning against a house makes an angle of 30° with the ground. the foot of the ladder is 7 feet from the foot of the house. how long is the ladder?