GED Math : GED Math

Study concepts, example questions & explanations for GED Math

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Example Questions

Example Question #733 : Geometry And Graphs

Determine the slope of the line:  

Possible Answers:

Correct answer:

Explanation:

The equation will need to be rearranged to slope-intercept form.

Add  on both sides.

Subtract two on both sides, and add  on both sides to isolate the  variable.

Combine like-terms.

The slope is the coefficient .

The answer is:  

Example Question #11 : Slope

Determine the slope of the following line:  

Possible Answers:

Correct answer:

Explanation:

The following equation is NOT in the proper point-slope format:

Simplify the equation by expanding the right side.

Add 3 on both sides.

The equation is now in slope-intercept format.

The slope is .

Example Question #734 : Geometry And Graphs

Given the points  and , what is the slope of the line connecting the two points?

Possible Answers:

Correct answer:

Explanation:

Write the formula for slope.

The slope is:  

Example Question #11 : Slope

Find the missing x-coordinate of the point  if it lies on a line with  with a slope of .

Possible Answers:

Correct answer:

Explanation:

Recall how to find the slope of a line:

Plug in the given points to solve for .

The missing x-coordinate is .

Example Question #12 : Slope

What is the slope of the following line?  

Possible Answers:

Correct answer:

Explanation:

The equation is not in slope-intercept form:  

Rearrange the terms so that it is in that form.

Subtract  on both sides.

Divide by negative 8 on both sides.

Simplify both fractions.

The slope is:  

Example Question #12 : Slope

A line includes the points  and . Give the slope of this line.

Possible Answers:

Correct answer:

Explanation:

Given two of the points it passes through,  and ,  a line has as its slope

Set :

Reduce this by dividing both numbers by greatest common factor 10:

,

the correct response.

Example Question #12 : Slope

What is the slope of the line with the equation ?

Possible Answers:

Correct answer:

Explanation:

Start by putting the equation in slope-intercept form, .

From the equation, you can see that 

 must be the slope of the line.

Example Question #21 : Slope

What is the slope of the line that passes through the points  and ?

Possible Answers:

Correct answer:

Explanation:

Recall the how to find the slope of a line:

Plug in the given points.

Simplify to find the slope.

Example Question #21 : Slope

What is the slope of the line that goes through the points  and ?

Possible Answers:

Correct answer:

Explanation:

Recall how to find the slope of a line:

Plug in the given points to find the slope.

The line has a slope of .

Example Question #23 : Slope

Find the slope of the line connecting the following points.

 

Possible Answers:

Correct answer:

Explanation:

Find the slope of the line connecting the following points.

 

To find slope, use the following formula.

Remember, slope is rise over run.

Now, let's plug and chug to get our answer.

Now, simplify our answer to get our final answer.

So our answer is

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