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4 years ago

Percent change old:$75 new:$85I need help with 9 and 11

Mathematics

1 answer:

guapka [62]4 years ago

4 0

9 is 12.5% i think im not exactly sure

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4k-36 = 9k-44 what is k

Effectus [21]

4k-36 = 9k-44

add 36 to both sides:

4k =9k-8

subtract 9k from each side

-5k=-8

k = -8 / -5 = 8/5

7 0

4 years ago

YOU WILL GET 100 PTS IF YOU ANSWER MY QUESTION CORRECTLY :D

Leokris [45]

Answer: B seems to be the correct one

8 0

4 years ago

At a restaurant, 25% of the dinner plates are clean. There are 80 total dinner

pochemuha

Answer:

Step-by-step explanation:

7 0

3 years ago

-3x+6y= -3 and -5+y=-23

Ira Lisetskai [31]

-5 +y = -23

add 5 to each side

y = -18

-3x+6y = -3

-3x + 6(-18) = -3

-3x -108 = -3

add108 to each side

-3x = 105

divide by -3

x = -35

x=-35

y= -18

5 0

3 years ago

Read 2 more answers

Go step by step to reduce the radical.<br> V216

oksano4ka [1.4K]

Answer:

$6\sqrt{6}$

Step-by-step explanation:

$\sqrt{216}$

factorise 216

$\sqrt{2*2*2*3*3*3}$

since it is square root (meaning it has index to) pair up the number

$2*3\sqrt{2*3$

$6\sqrt{6}$

6 0

4 years ago