Solve. x^2 + 3x - 7=0. Enter your answers, as exact values, in the boxes. X = or x=.

Subtract 3x^2+7x-43x 2 +7x-43, x, squared, plus, 7, x, minus, 4 from 8x^2-6x+28x 2 -6x+28, x, squared, minus, 6, x, plus, 2.

The perimeter of a triangle is 27 feet. One side is 3 feet longer than the shortest side, and the longest side is twice as long as the shortest side. How long is each side?

A and B are two events. Given that P (A) = 0.25 and P (B) = 0.2 and P (A and B) = 0.05 are the events independent or not independent?

Paige rides her bike around town. She can ride one half of a mile in 1 30 ith of an hour. If she continues to ride at the same pace, how many miles could she travel in 1 hour?

A box contains 10 items, of which 3 are defective and 7are non defective. Two items are randomly selected, one at a time, with replacement, and x is the number of defectives in the sample of two. Explain why x is a binomial random variable

What is word form for 12.38

Don has a bag that weighs 2 oz, and Jamie has a bag that weighs 1 oz. Don put some marbles in his bag each weighing 9.4 oz, and Jamie put the same number of marbles in her bag each weighing 11.2 oz. Let m represent the number of marbles in each bag.

Decimals between 10 and 15 with an interval of. 75 between each pair of decimals

A playground area is circular with a diameter of 32 feet. what is the area and circumference of the playground?

If f (x) = [X1 + 9 and g (x) = - 6, which describes the value of (f + g) (x) ? O (f + g) (x) 3 for all values of x O (f + g) (x) < 3 for all values of x (f+g) (x) < 6 for all values of x O (f + g) (x) > 6 for all values of x