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3 years ago

4x−2y=14 y=12x−1 solve by substitution

Mathematics

1 answer:

Tatiana [17]3 years ago

8 0

Answer:

x= -3/5

Step-by-step explanation:

4x-2y=14

y=12x-1

4x-2(12x-1)=14

4x-24x+2=14

4x-24x=12

-20x=12

×= -12/20

x= -3/5

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xenn [34]

Answer:

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Step-by-step explanation:

2x=-9-1y

x=-(9+1y)/2

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Nuetrik [128]

Answer:

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Step-by-step explanation:

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1 D (x=0 then y=-2; y=0 then x=-5)
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34kurt

Answer:

Answer 3rd choice

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Step-by-step explanation:

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See attached file

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3 years ago

5 buses left Midville each day. 40 buses left in all. How many days did buses leave Midville?

NARA [144]

Answer:

8 days

Step-by-step explanation:

If 5 buses left Midville every day and 40 buses left in all, you have to do 40÷5=8 days

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3 years ago