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# Math and Arithmetic

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Cards in this guide (21)
What is the formula for the perimeter of a rectangle

For a rectangle,

P = 2L + 2W (L is length, W is width)

How do you find the equation of a graph

You find the equation of a graph by finding an equation with a graph.

An electrician charges 50 to come to your house He also chrges 25 for each our he spends at your house The alectrician chrges you a total of 125 How many hours did he spend at your house

150=25x+50, solving 150-50=25x 100=25x 100/25=x x=4 hours

Three times a number decreased by fourteen is four

3x-14=4

Rewrite the formula to solve for c

c=a-b

What formula expresses newton's second law of motion

The formula of Newton's second law is F=ma, for force( F) equals the mass (m) times the acceleration (a).

What is the width of the rectangle if the area is 132 square feet and the length is 12 feet

11 feet

If Marcus flies from Chicago to Orange County at 560 mph and is in the air for 3 hours how many air miles has he traveled

(560 m/h) x (3 h) = 1,680 miles

What is the length of the rectangle if the area is 40 square feet and the width is 5 feet

8 ft.

What is the width of the rectangle if the area is 40 square feet and the length is 8 feet

5 feet

What is the range of 0 0 0 1 1 1 2 2 2 2 2 2

1 1/2

Thirty-two decreased by twice a number is less than eighteen

It's seven

88 plus x equals 3 times x plus 22 solve for variable

88+x=3x+22

88=2x+22

66=2x

x=33

What are coordinates used on

Maps, and Graph Paper.

What is the image of point 3 and 5 if the rotation is 180 degrees

What is the image of point (3, 5) if the rotation is

Does the graph of this line y-3x-5 have a negative slope or a positive slop

2

How long will it a train to travel 200 miles at the rate of 80 miles at the rate 80 miles per hour

two and a half hours, 200/80 = 2.5

Ordered pairs would be found in quadrant III of the coordinate plane

(-8, -8)

Does y12x 1 have a negative or positive slope

If you mean: y = 12x+1 then it has a positive slope of 12 and a y intercept of 1

Leonardo flies from Kansas City to St. Louis in 30 minutes. The air distance is 175 miles. What is the speed of the plane

It would be 350 mph

When the absolute value of the slope gets smaller the graph of a line gets what

When the slope of a line reaches zero it then will be parallel to the x or y axes depending if its a positive or a negative slope.

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