Solve for length using the volume of a rectangular prism formula, V = lwh.
l = V/wh
200
x/3 - 5 = -1
12
200
-8x + 7 = 4x - 5
1
200
2x = -3y + 10, solve for y.
y = -2/3x + 10/3
300
4 - x = 10
x = -6
300
How long did it take a deposit of $5,000 to earn $500 at an interest rate of 5%? (Use I = Prt.)
2 years
300
3(x - 2) = 18
8
300
6 - ( -5r) = 5r - 3
No solution
300
1/3(y + 2) + 3x = 7x
y = 12x - 2
400
1/2x = -5
x = -10
400
If New York City is 600 miles from Raleigh, and you drove at an average speed of 75 mph, how long did you spend driving?
8 hours
400
A dentist charges $100 for an initial visit, and charges $75 per hour. What is an equation that would model the cost c?
c = 75x + 100
400
10(-4 + y) = 2y
5
400
7x - 4x + 12 = 36 - 5y, solve for y.
y = -3/5x + 24/5
500
x/-10 = -5
x = 50
500
If the Area of a triangle is 90 square centimeters and the base is 12 cm, what is the height of the triangle?
15 cm.
500
I paid $450 to a psychologist that charged a flat fee of $200 and $25 per hour. What is an equation that I can use to find out how long I stayed with the psychologist? How long did I spend?