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Sophie [7]
3 years ago
13

Write an equation equivalent to the verbal statement “The sum of three times a number n and 7 is 16.”

Mathematics
1 answer:
Sindrei [870]3 years ago
4 0

3n + 7 = 16 (equation)

3n = 9

n = 3 (answer

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What is the solution set for 24+ 2 = 6 given the replacement set {1,2,3,4} 1=2 1-4
Phantasy [73]

Answer:

x is 2

Step-by-step explanation:

6 0
3 years ago
PLEASE HELP ASAP!! i will mark you brainliest
V125BC [204]

Answer:

1.  I am not sure about the first one. I tried everything and nothing I got from any of my work is looking right.

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4 years ago
Let e f (x) = x2 – 2x - 4 What is the average rate of change for the quadratic function from X = -1 tox to x = 42 Enter your ans
sammy [17]

Answer:

The average rate of change of the given function

A(x) =  1

Step-by-step explanation:

<u><em>Step(i):-</em></u>

Given function f(x) = x² - 2x -4

And given that x = a = -1 and  x=b = 4

The average rate of change of the given function

A(x) = \frac{f(b)-f(a)}{b-a}

<u><em>Step(ii):-</em></u>

f(x) = x² - 2x -4

f(-1) = (-1)² - 2(-1) -4 = 1+2-4 = -1

f(4) = 4² -2(4) -4 = 16 -12 = 4

The average rate of change of the given function

A(x) = \frac{f(b)-f(a)}{b-a}

A(x) = \frac{4-(-1)}{4-(-1)} = \frac{5}{5} = 1

<u><em>final answer:-</em></u>

The average rate of change of the given function

A(x) =  1

5 0
3 years ago
Read 2 more answers
500 grams of quarters
ohaa [14]

Answer:

0.04409 quarter

Step-by-step explanation:

5 0
3 years ago
Please help thank you
fiasKO [112]

Answer:

2 × n - 1 = x

Step-by-step explanation:

for example:

2(4) - 1 = 7

2(5) - 1 = x \\ 10 - 1 = x \\ x = 9

8 0
2 years ago
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