Calculate the coefficient of y13 in the expansion of (1 - y) ^31

Determine weather it is no solution many solutions or one solutions 3 (6-4m) = 2 (9-6m)

write the equation: a home repair crew charges $75 per day plus $255 for each hour the crew works one day the crew Works see hours in charge of the total amount of $1,605 how many hours does the crew work?

Suppose the linear regression line y = 2.009x - 37.131 predicts a pizza parlor's profits based on the number of pizzas sold.

the flagpole cast an 8 foot shadow, as shown in the table. At the same time the oak tree cast a 12 foot shadow. How tall is the oak tree? And the flagpole height is 20 ft

Consider that the length of rectangle A is 21 cm and its width is 7 cm. Which rectangle is similar to rectangle A?

If a car is going 10mph, how long will it take to travel 2.6 miles?

Find two angles that satisfy the equation Cos (2x-38) = sin (4x-66)

Complete the square for 5x^2-30x=5

Uber he crater in Death Valley has a diameter of a little more than 1/2 Mile. If Leticia walks around its Rim at a rate of 2 miles per hour, about how long will it take her to walk all the way around the crater?

Do natural numbers have multiplicative inverse