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Masteriza [31]
3 years ago
15

Can sameone help me please

Mathematics
2 answers:
myrzilka [38]3 years ago
8 0

Answer:

The x-intercept is 2.

The y-intercept is 5.

Step-by-step explanation:

The x-intercept is basically finding what the value of x when y is 0; y-intercept is vise-versa.

The format it is currently in is not in y=mx+b form which makes you unable to put on a graph...HOWEVER, YOU ACTUALLY CAN!

You goal for these type of questions is to isolate y by itself.

-20x+8y=40\\8y=20x+40\\y=2.5x+5

Your equation has been converted into y=mx+b which now can be used to easily find the x and y intercepts.

<u>You can either look at a graph and find the x and y intercepts or do it algebraically. </u>

Since, "<em>x-intercept is basically finding what the value of x when y is 0</em>", we plug in y with 0.

<u>Solve for X-Intercept: </u>

0=2.5x+5\\-5=2.5x\\-2=x

X-Intercept is -2

<u>Solve for Y-intercept:</u>

y=2.5(0)+5\\y=5

Y-Intercept is 5

lisov135 [29]3 years ago
4 0

X intercept: (-2,0)

Y intercept: (0,5)

Have a wonderful and blessed day!

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Which shows the dimensions of two rectangular prisms that have volumes of 72 cm3 but different surface areas? A. 6 cm by 3 cm by
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A. 
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B.
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C.
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We can conclude that C & D aren't the answer, since they contain prisms that don't have a volume of 72cm³.

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B.
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A is the only option with both similar volumes of 72cm³ and different surface areas...

Answer=A
3 0
3 years ago
Read 2 more answers
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