3 years ago

10x-4x+9>4x-(5-9x) plzzz help

Mathematics

1 answer:

alexdok [17]3 years ago

7 0

Answer:

Hope this helps. Let me know if it doesn't and I'll try to help out. :)

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The correct answer is B)

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2 years ago

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denis23 [38]

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Step-by-step explanation:

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3 years ago

Natalie is making punch the recipe calls for 2 cups of water for every 5 scoops of powder mix. What will be the ratio be if she

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2 years ago

Read 2 more answers

Which term of the Ap: 3,8,13,18.......is 78?<br>

Alex Ar [27]

Answer:

$\bold{a_{16}=78}$

Step-by-step explanation:

$a_1=3,\ a_2=3+5=8,\ a_3=8+5=13,\ a_4=13+5=18\ \implies\ d=5\\\\a_n=a_1+(n-1)d\\\\a_n=3+(n-1)(5)\\\\a_n=3+5n-5\\\\a_n=5n-2\\\\ a_n=78\quad\implies\quad n=\,??\\\\78=5n-2\\\\78+2=5n\\\\5n=80\\\\n=16$

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3 years ago

How do you solve this can someone help me pls

horrorfan [7]

Answer:

x-8°+20°= 90°

=>x+12°=90°

=>x=90°-12°

=>x= 78°

5 0

3 years ago