Solve the quadratic equation by factoring.

4x²-20x+28=3

The sides of a triangle have length x, x + 4, and 20. If the length of the longest side is 20, which value of x would make the triangle acute? 8 10 12 14

Colin took out a loan with a principal of $32,800. After five years, the interest and principal totaled $48,872. If Colin made monthly payments of $816 for five years until the loan was paid off, how much did Colin pay in service charges?

How do you do this problem 3 (x-7) = 9?

A pet store has a total of 45 cats and dogs. There are 9 more cats than dogs. Find the number of cats and dogs in the store.

Mark wrote the highest score he made on his new video game as the product 70*6,000. Use the Associative and Commutative Properties to show how Mark can calcuate this product mentally.

A 12-inch ruler is divided into 48 equal parts. What is the size of each part

In circle v, r=14ft. what is the area of circle v? A) 14πft2 B) 28πft2 C) 49πft2 D) 196πft2

Which equation has a solution of a = 4? a 12 a = 3 b 3a = 12 c a - 12 = 3 d 12a = 3

The conference table top shown is the shape of two trapezoids. The table top is wooden with a rectangular glass inset. All of the wood on the conference table needs to be refinished.

A researcher is running a study to determine how employees of a certain company commute to work. In order to complete the study, the researcher selects a sample of 300 employees of this company and records their means of arrival on a specified day.