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schepotkina [342]
3 years ago
13

Solve the system of equations by adding. check your answer

Mathematics
1 answer:
sertanlavr [38]3 years ago
5 0

Answer:

(-9,3)

Step-by-step explanation:

6x and -6x cancel, leaving us 12y=36 which means y=3. Then we can plug it back into our equations leaving us with x=-9.

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lapo4ka [179]

Answer:

9. n=-15 , 10. f=6, sorry i can't help you more I am just tired and have to get some rest but i hope this helps

Step-by-step explanation:

9. Eight less than 1/3 a number n is -13

so -13 = 1/3n -8

then

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3 years ago
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Step-by-step explanation:

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