2 years ago

54=6a+18b 3a-9b=-27 please add the steps

Mathematics

1 answer:

Otrada [13]2 years ago

5 0

Answer:

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Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Ann [662]

0.2 repeating is 0.2222222222...
so you have to put the repeating digit(s) divided by 9's
Then it will be 2/9 which yields 0.222222222.....

3 0

2 years ago

There are some beads in the box. 40% of them were blue and the rest were red. Adam used all the blue beads and 25% of the red be

Shalnov [3]

Answer:

65% of the beads were used to make the bracelet.

Step-by-step explanation:

40% of the beads were blue which means 60% of the beads were red. If all the blue beads were used that means 40% was used so you add the 25% of the red beads that were used which is why the answer is 65%.

7 0

2 years ago

Here is the next one

LenaWriter [7]

Answer:

Step-by-step explanation:

-2 + 40x + 62 = 180 They are same side interior angles and add to 180

solve for x

40x + 60 = 180

40x = 120

x=3

8 0

2 years ago

How many times can 8 go in to 1220

weeeeeb [17]

1220/8= 152.5
So 8 can go into 1220 152.5 times

5 0

3 years ago

Divide a^24-a^18+a^12 by a^6<br> what is the quotation?

lana66690 [7]

I think you mean "what is the QUOTIENT?"

$\dfrac{a^{24} - a^{18} + a^{12}}{a^6} =$

$= \dfrac{a^{24}}{a^6} - \dfrac{a^{18}}{a^6} + \dfrac{a^{12}}{a^6}$

$= a^{24 - 6} - a^{18 - 6} + a^{12 - 6}$

$= a^{18} - a^{12} + a^{6}$

5 0

3 years ago