B.E.S.T. Algebra

Find the value of x.

(a)  

Which value is equivalent to x?

A carnival performer claims to be able to guess a person's weight within 4lbs of their actual weight or the person wins a prize. If a person weighs 142lbs, which equation can be used to find the minimum and maximum weights the performer can guess without the person winning a prize?

Twice the sum of the number of marbles in a bag and 2 is 14 more than the number of marbles in the bag. How many marbles are in the bag?

The surface area S of a rectangular prism with length L, width W, and height H is S = 2(LW + WH + LH). Which expression is equivalent to the height, H?

Graph the linear function $$y = 2x + 3$$ . What is the y-intercept?

Graph the linear function $$y = -x + 4$$ . What is the slope of the line?

Using the Pythagorean Theorem, find the length of a leg of a right triangle if the hypotenuse is 13 and the other leg is 5.

Graph the linear function $$y = 0.5x - 1$$ . What is the x-intercept?

Graph the linear function $$y = -3x + 6$$ . What is the slope of the line?