#### Solving systems of equations

1. Use substitution to solve the system of equations:
-x + 2y=7
x - 3y = 3
2. Solve the system of equations by the elimination method
a. 2x+ y = -17
x - y = 2
b. 3x + y =...
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11/14/12

#### find an equation that describes the path of a kick that covers a horizontal distance of 20 yards and reaches of maximum height of 9 yards

i really need help with my math. sos

11/14/12

#### area of rectangle

a rectangle has an area of 48 sq cm and a length of 16 cm. what is the width of the rectangle?

11/14/12

#### need to make graph with dates of occurance on bottom and times of day going up the other side.

will also need to plot second line (like in a scatter plot or line graph). The point is to show the baseline points all Then need to plot times of those days the kid did the behavior. how do i do...
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#### 7-y=-2 is the answer 9 or 5

I dont know which 1 is right my brother says 9 but i say 5 but i just started learing this in class and i need help

#### Why is it necessary to add a decimal point when you are dividing a numerator and a denominator?

Why is it necessary to add a decimal point when you are dividing a numerator and a denominator?

11/13/12

#### your chorus holds a car wash they have 25 dollars for making change at the end of the day they have 453.50 how much money did they make

word problem that needs solving

11/13/12

#### A linear function is represented by f(x)=2x+7. What would be the parallel to the function?

How would you show a parallel graph to the function usin f(x)=2x-7?

#### solve triangle. b=14 c=18 angleB=50 degrees

there are two cases to the problem. thats all i know.

11/13/12

#### In regards to the big bang heory, where did the matter come from to have the big bang?

I believe in the creationist theory, my question is posed toward darwinist...

11/13/12

#### if i have 436 x 67 how do I get the product by subtracting?

My daughter has this problem:
Laura found 67 x 436 by multiplying and subtracting. Show how Laura found the product. I showed my daughter the multiplication method and then used division for...
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11/13/12

#### The cheerleaders are making a rectangular banner for a football game. The length of the banner is 30ft. The cheerleaders can use no more than 96 ft of trim arou

The cheerleaders are making a rectangular banner for a football game. The length of the banner is 30ft. The cheerleaders can use no more than 96 ft of trim around the outside of the banner. Whst...
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11/13/12

#### What are the steps that need to be taken for this equation? 5(2x-1/2)+5/2+(x+1/2)+x+3x = 15.5

What are the steps that need to be taken for this equation? 5(2x-1/2)+5/2+(x+1/2)+x+3x = 15.5.

#### my math that i am doing i am having a hard time with +2-4 and its asking me to find the slope on my graph i dont know how to read a graph

how do i know what a slope is on a graph

11/12/12

#### a recipe calls for 3 cups of flour. all you have in the kitchen is a talespoon. if you need to triple the recipe,how many tablespoons of flour will need?

a recipe calls for 3 cups of flour. all you have in the kitchen is a tablespoon. if you need to triple the recipe, how many tablespoon of flour will you need?

11/12/12

#### find the slope intercept form of the equation of the line that passes through (-1,5)and is parallel to 4x+ 2y =8

I dont know how to find parallel

11/12/12

#### teachers should encourage students to use cellphones why or why not ?

accrding to this article written by William B. Bradford cellphone use in classrooms affecting todays generation writing and communication skills.

11/12/12

#### The radius of a circle with 12 = cords of 3.75"

I am calculating a circluar bolt patern and need the radius on the circle with 12 bolts spaced 3.75" (cord) apart

11/12/12

#### What is a monomial?

What is it used for? Why was it brought up and what do i need to know about it?

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