3 years ago

Please help!!! I dont know how to do this!!please

1 answer:

3 0

1.
3n + 5 = 6
3n = 6 - 5
3n = 1
n = 1/3

2.
4 + 5x = 1
5x = 1 - 4
5x = -3
x = -3/5

3.
4y - 15 = -10
4y = -10 + 15
4y = 5
y = 5/4

4.
3 - 4d = 13
-4d = 13 - 3
-4d = 10
d = -10/4
d = -5/2

5.
8 = 9x - 7
8 + 7 = 9x
15 = 9x
15/9 = x
5/3 = x

hope this helped, God bless!

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6. Sammi spun a spinner with 5 equal parts labeled 1-5. If she spins the spinner 20 times, how many times should she expect to s

Tasya [4]

Answer:

Step-by-step explanation:

There is a 1/5 chance she spins a 1. (1/5 = 20% = 0.2)

She spins 20 times:

20 * 0.2 = 4

So she should expect getting 4 twos.

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Have a good day! (●'◡'●)

6 0