Which method is most effective? x^2-1=15

a-complete the square

b-square root

c-factor

d-quadratic formula

The storm produced a rainfall of 2 inches per hour, making Megan have to pause in pellissippi province for a biscuit break. if she eats biscuits until there is a foot of rain, how long will she have spent in pellissippi.

What is the value of (7 - 3) ?!

Buses to acton leave a bus station every 24 minutes. Buses to barton leave the same bus station every 20 minutes. A bus to acton and a bus to barton both leave the bus station at 9.00am

What is the solution to the equation x-23=-13? Enter your answer in the box.

Express - 2 (x - y) - 10 = 0 in standard form.

What percentage of a data set is represented as Q1?

Danielle can solve 4 problems in 12 minutes. At this rate, how many can she do in 18 minutes?

B more than the product of c and 10

The length of a rectangle is 4 centimeters more than twice its width. If the perimeter of the rectangle is 86 centimeters, find the dimensions of the rectangle

A rock has a height of 4 cm, a length of 5 cm, and a width of 2 cm. What is the volume of the rock? 11 cm 20 cm 50 cm none of the above