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Mathematics 11 Online
OpenStudy (anonymous):

Math help please!!!

OpenStudy (anonymous):

OpenStudy (mathstudent55):

Let x = 0, solve for y. Let y = 0, solve for x.

OpenStudy (anonymous):

Could you explain what you mean by that?

OpenStudy (mathstudent55):

The equation is: 10x + 2y = 20 If you let x = 0, you have 10 * 0 + 2y = 20 Can you solve this equation for y?

OpenStudy (anonymous):

So it would be 10?

OpenStudy (mathstudent55):

Yes, so y = 10. That is the y intercept.

OpenStudy (mathstudent55):

Now let y = 0. 10x + 2y = 20 10x + 2 * 0 = 20 Solve for x. That is the x-intercept.

OpenStudy (anonymous):

ok so then x= 2

OpenStudy (mathstudent55):

Correct.

OpenStudy (anonymous):

So now that we have the intercepts is the answer A or B

OpenStudy (mathstudent55):

We got these answers above: 1. Yes, so y = 10. That is the y intercept. 2. Solve for x. That is the x-intercept. ok so then x= 2 You should be able to tell which answer to choose now.

OpenStudy (anonymous):

A and B are the same

OpenStudy (mathstudent55):

A: x-intercept is 2; y-intercept is 10 B: x-intercept is 10; y-intercept is 2 They are not the same. One is the answer, and one is not. Are these two statments the same? I have $10, and you have $2. I have $2, and you have $10.

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