The quotient of twelve and a number subtracted by two
12/x - 2
200
-3(2x - 5)
-6x + 15
200
3(x - 9) = -12
x = 5
200
What is the unit rate for mowing 4 yards for $35.
$8.75 per yard
200
7/b+5 = 10/5
b = -1.5
300
x + 9
The sum of a number and nine.
300
8 - 5(1 + 3n)
3 - 15n
300
4x + 7 - 6x = 5 - 4x + 4
x = 1
300
Lee bought 7 pairs of jeans and 9 shirts from the mall. Nancy bought 6 pairs of jeans and 8 shirts from the mall. What is Nancy's ratios of jeans to shirts?
3:4 jeans to shirts
300
x-3/x = 9/10
x = 30
400
Three less than the product of five and a number.
5n - 3
400
5 -(2x + 5)
-2x
400
3(5x - 2) + 4x = 9x + 6 - 2x
x = 1
400
Bob can draw 14 shapes in 7 minutes. How long does it take Bob to draw 28 shapes at the same rate?
14 minutes
400
4 is what percent of 25?
16%
500
The product of six and the difference of a number and one.
6(n - 1)
500
8(4x +6) + 2(3x - 2)
38x + 44
500
5(2x + 3) = 3(4x + 1) - 2(3x + 2)
x = -4
500
A jar has red, blue and yellow marbles. the ratio of blue marbles to red marbles is 5:2. the ratio of yellow marbles to blue marbles is 1:5. if there are 7 yellow marbles, how many red marbles are there?
14 red marbles
500
Malcolm is an architect. he plans on building a building 80 feet wide and 25 feet tall. on his blueprint, he has to scale the building down - he does so by making it 30 inches tall. how wide should the blueprint be?