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Margaret [11]
3 years ago
7

Add. 7/4+9/-5 wrote your answer as a fraction in simplest form

Mathematics
2 answers:
IgorLugansk [536]3 years ago
5 0

Answer:

7/4 + 9/-5 =

Since the denominator of the second fraction is negative the sign will change from negative to positive

We will get

7/4 - 9/5

First find the LCM

LCM of 4 and 5 is 20

7/4 - 9/5 = 5(7) - 4(9)/ 20

Simplify

We get

35 - 36/20

= -1/20

Hope this helps

kondor19780726 [428]3 years ago
4 0

Answer:

-1/20

Step-by-step explanation:

7/4 + -9/5

We need a common denominator, which is 20

7/4 *5/5   + -9/5 *4/4

35/20  + -36/20

Add the numerators together

-1/20

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Sedbober [7]

Hello from MrBillDoesMath!

Answer:

12 m n^2

Discussion:

3m * 4 * n * n  =                       => 3* 4 = 12

12 m * n * n                              => as n*n = n^2

12 m n^2

Thank you,

MrB

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Answer:

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Step-by-step explanation:

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3 years ago
Ok I need help is this correct? I tried but I gave up.
Bas_tet [7]
X+y=12
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3 years ago
An air hockey puck is shot off the score zone of an air hockey table, banked off the side, and into the opponent’s score zone. I
andrezito [222]

Answer:

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Step-by-step explanation:

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5 0
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jekas [21]

Answer:

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Step-by-step explanation:

This is an absolute value equation, because it's that v-shape that let's us know it will be one. The standard form is

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We know that the graph is moved up one, because its vertex is at y = 1. So k = 1.

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