Ratios
Linear Relationships
add/subtract Integers
multiply/divide integers
100
A car can travel 45 miles on 2 gallons of gas. How far can it travel on 5.6 gallons?
126 miles
100
I am the dependent variable in a linear equation.
 y
100
-5 x 8 =
-40
100
-12/4 =
-3
200
What is another way to write this proportion? 5 oranges to 7 students
5:7

or

5/7

200
If I graph the coordinates from a linear equation the line will be _____________.
straight
200
6+ (-2)=
4
200
8 x -9 =
-72
300

At a farm the ratio of cows to horses was 9 : 2. If there were 72 cows at the farm, how

many horses were there?

there were 16 horses
300
On a graph one of the points goes through the coordinates (6,8). Which of these coordinates represents the y axis?
8
300
-17+ 4 =
-13
300
-100/-10 =
10
400

The ratio of red cars to blue cars in a parking lot was 5 : 3. If there were 40 red cars, how

many blue cars were there?

there were 24 blue cars
400
In the linear equation y=2x + 7. What is the y-intercept?
7
400
-24-3=
-27
400
If the temperature is -12 at 6am and rises 23 degrees by noon on the same day, what is the temperature at noon?
11 degrees
500

It took a pet store 10 weeks to sell 80 cats. What is the rate sold per week?

8 cats per week
500
in the equation y=6x - 2   if x is 2, what is the value of y?
y=10
500
-1/2 + 1/2 =
0
500
-2/3 x -1/4 =
3/12


or 

1/4

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