Standard form of a linear equation
Write the equation in standard form with integer coefficients
5x - y + 6 = 0
Ratio of replica to real
What is the ratio of my replica to real size? My drawing of a billboard is 5 inches by 10 inches, and it is a replica of a billboard that is 10 feet by 20 feet... what is the ratio between these two sizes? How do I calculate that?
How do you simplify: - 5x³ - ( 4x - x³ )?
A baseball diamond
A baseball diamond is a square 30 yd on a side. If you were on second base and you wanted to throw the ball to the catcher, who stands at home plate, how far would you have to throw the ball?
The width of a rectangle is 9 inches more than 4 times the length. If x represents the length, write an algebraic expression in terms of x that represents the perimeter of the rectangle. Simplify the expression.
Percent of a number
How much of 51,460 is 76%?
Change into standard form
How do you change this into standard form?
y = (3/4)x - 2
The area of a rectangle is, at most, 23 square inches. The width is 4.5 inches.
What are the possible measurements for the length of the rectangle?
x-intercept and y-intercept
How do you find the x-intercept and y-intercept, of this line?
8x - 2y = 32
How do you cube this binomial?
How do you cube this binomial: (3x + 4)³ ?
In case you missed it: