2 years ago

What is the difference of 31 - (-9) =

Mathematics

1 answer:

Licemer1 [7]2 years ago

5 0

Answer:

Step-by-step explanation:

31 + 9=40

cause u need to change the negative into positve and change the minus into plus

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What is the answer to 12-2u=9u+45

Mars2501 [29]

Answer:

u = -3

Step-by-step explanation:

12 - 2u = 9u + 45

2u - 12 = -9u - 45

2u + 9u = 12 - 45

11u = -33

u = -33/11

u = -3

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2 years ago

The school that Willie goes to is selling tickets to the annual talent show. On the first day of

Alexeev081 [22]

Answer:

Step-by-step explanation:

all you need to do is divide 156 dollars by 14 citizen

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3 years ago

It costs James an initial $7 fee to ride a taxi. Plus 6$ a minute. He ends up paying

malfutka [58]

Answer:

$78

Step-by-step explanation:

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3 years ago

1.<br> Use trigonometry to work out the value of x.<br> Not drawn accurately. <br> Help pls

tino4ka555 [31]

Answer:

20cos(39) or 15.543 (3 d.p.)

Step-by-step explanation:

Use SOHCAHTOA
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1 year ago

Which is equal to 8^-10/8^5 ?

makkiz [27]

$8^{-10}$ can be converted into $\frac{1}{ 8^{10} }$ , and applying this to $8^{-5}$ can see that

$\frac{ \frac{1}{ 8^{10} } }{ \frac{1}{ 8^{5} } }$

This gives us

$\frac{ 8^{5} }{ 8^{10} } = \frac{1}{ 8^{5} } = 8^{-5}$

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2 years ago