What do the double brackets with an x in the middle mean?

The product is 200. Both factors are multiples of 10.

Convert 750ft to metre

Divide the following polynomial using synthetic division: (5x 3 - 12x 2 - 36x - 16) (x + 2) I'm clueless on how to do this ...

4 times a number is increased by 15, the answer is the same as when 70 is decreased by the number

Solve the system by substitution 5x-2y=-22 -x+y=5

Write the ratio as a fraction in lowest terms 17 minutes to 2 hours

The expression 24 (1-x) gives the discounted price of a pair of shorts, where x is the percent of the discount written in decimal form. What does 1-x represent in the expression?

To estimate the height of a tree, a geometry student measures the shadow of the tree that is 30 feet from the base tree. They place a steak at the top of the Shadow. The student is 4 feet from the stake, and the students height is 5.

What is the cube root of 7/6?

Three of the vertices of a rectangle have coordinates (-1, - 1), (6, - 1), and (-1, 2). What are the coordinates of the fourth vertex