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2 years ago

6

Can someone please help me with math.

1 answer:

olasank [31]2 years ago

3 0

Answer:

Its C

Step-by-step explanation:

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I need it now plz btw i am in middle school

Svet_ta [14]

Answer:

A)2x+7=38

2x=38-7

2x=31

x=31/2

x=15.5

B)3x-8=52

3x=52+8

3x=60

x=60/3

x=20

C)34%of 68

34/100×68

0.34×68

=23.12

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1 year ago

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e-lub [12.9K]

What do u wanna know?

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2 years ago

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dangina [55]

Answer: 12

Step-by-step explanation:

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1 year ago

The mean of 4 numbers is 21. calculate the sum of the 4 numbers

Ugo [173]

Answer:

84

Step-by-step explanation:

The mean is calculated as

mean = $\frac{sum}{count}$ , then

$\frac{sum}{4}$ = 21 ( multiply both sides by 4 )

sum = 84

8 0

2 years ago

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ch4aika [34]

The radius is half the diameter. So the diameter is 14.

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2 years ago