EXPRESSIONS, EQUATIONS, AND FUNCTIONS
Find 4(6n+7) when n=6
What is 172.
-16-(-25.2)
What is 9.2
Identify the slope and y-intercept: 6x+3y=18
What is m=-2;b=6
15 > -5x
What is x > -3?
Solve the system using graphing, substitution or elimination: 5x+y=4 , 6x-y=7
What is x=1, y=-1 or (1,-1)
3 times the difference of a number m and 15 is equal to 30 (write as an expression)
What is 3(m-15)=30.
Simplify: -7x(x-13)
What is -7x^2+91x.
X-intercept and Y-intercept: -2x+5y=-20
What is x-intercept=10; y-intercept=-4
2(x + 8) = 16
What is x = 0
Solve the system using graphing: x=4 , y=2
What is x=4 , y=2 or (4,2)
Is x=8 a solution for 2x+10<4x-7
What is no 26<25 does not work!
11 - (minus) the square root of x where x=64
What is 3
Solve for x: 16x-4=4(2x-3)
What is x=-1.
7 - x < -9
What is x >16
Is the ordered pair a linear system? (8,5), 5x-4y=20, 3y=2x+1
What is No.
You buy apples at $2 per pound and oranges at $3.50 per pound. What is an expression for the total cost of fruit purchased?
What is 2x+3.50y=c
True or False: If a number is positive, then its opposite is negative
Solve proportion: b/8=9/4
What is b=18.
-2(x - 7) > x - 4
What is x < 6
A rectangular banner is 16 feet long and has an area of 80 square feet. What is the perimeter of the banner?
What is 42 feet.
An elevator moves down at a rate of 5.8 feet per second from a height of 500 feet above ground. It takes 6 seconds for the elevator to make its first stop. How many feet above the ground is the elevator now?
What is 465.2 feet
3(2x - 5) = x + 10
What is x = 5