2 years ago

What would the phrase “three times the sum of a number and 4” look like as variable expression?

Mathematics

1 answer:

IgorC [24]2 years ago

4 0

3(x+4)

Three times -> 3()

the sum of a number and four x+4

3(x+4)

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Jim and Abby each bought burgers and fries from the concession stand at the fair. Jim bought 3 burgers and 2 orders of fries for

Yuri [45]

Answer:

Step-by-step explanation:

3b + 2f = 17

2b + 4f = 18

-6b - 4f = -34

6b + 12f = 54

8f = 20

f = $2.50 fries

3b + 2(2.5) = 17

3b + 5 = 17

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Brrunno [24]

Answer:

Z = 3

Step-by-step explanation:

In a normal distribution, the Z score that corresponds with a data point x is calculated using the formula;

$Z=\frac{x-mean}{standard deviation}$

For the case given, the z score will be;

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3 years ago

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tankabanditka [31]

Answer: 32/56, 0.57, 57% rounded = 60%

Step-by-step explanation: 8 times 7 =56 and 8 times 4= 32. our fraction is 32/56. divide 32 by 56 to make out a decimal= 0.57. Multiply 0.57 by 100 to make out a percent = 57%

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2 years ago

F(x) = x^2+3; g(x) = square root of x-2 find f(g(x))

Anettt [7]

F(g(x)) = x + 1 . Just replace square root of x-2 to x in f(x)

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2 years ago

PLEASE HELP ME UNDERSTAND! I don’t know how to find.... ML , CD, AC, UW (one explanation is ok too)

nlexa [21]

Step-by-step explanation:

So the way you do this is if it says 'Find AC' and on the angle you see different letters connect then on the lines and name the angle

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2 years ago