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Ludmilka [50]
3 years ago
6

20 POINTS NEED HELP ASAP WILL MARK BRAINLIST

Mathematics
1 answer:
Allisa [31]3 years ago
3 0

Answer:

-17

Step-by-step explanation:

F(3) find f(x) = -5x - 2

As u can see instead of x inside the parentheses it's a 3, meaning we have to replace x with 3 in the equation

f(3) = -5x - 2

f(3) = -5(3) - 2

f(3) = -15 - 2

f(3) = -17

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Suppose that an Individual has a body fat percentage of 18.8% and weighs 127 pounds. How many pounds of her weight is made up of
Phoenix [80]

Answer:

14.8 pounds

Step-by-step explanation:

Here, we want to get the actual value made of fat from the body weight

What we have to do here is to multiply the percentage by the body weight

Mathematically, we have this as;

18.8% of 127 pounds

= 18.8/100 * 127 = 14.80 pounds

8 0
3 years ago
Hey can you please help me posted picture of question
guapka [62]
The y-intercept can be calculated by replacing x by 0. Using x equal to zero in given equation we get answer equal to 2. Thus the y-intercept is (0,2).

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So the correct options are: A, C, F
3 0
4 years ago
Solve the inequality-6 + x > 14
Rufina [12.5K]

Answer:

-6+X>14

+6        +6

X>20

Step-by-step explanation:

8 0
3 years ago
What is 8(3m+5)=2m-4
iren2701 [21]
<span>8(3m+5)=2m-4
Multiply the number outside of the parenthesis with the numbers inside the parenthesis
24m+40=2m-4
Subtract 2m from both sides so that the variable is only on one side
22m+40=-4
Subtract 40 from both sides
22m=-44
Divide 22 on both sides
Final Answer: m= -2</span>
8 0
4 years ago
wanda started walking along a path 27 seconds before Dave .Wanda walked at a constant rate of 3 feet per second. Dave walked alo
ValentinkaMS [17]

Answer:

54 seconds

Step-by-step explanation:

Wanda's walking rate = 3 ft/s

Wanda's head start = 27 s

Dave's walking rate= 4.5 ft/s

Let 't' be time after Dave started walking

The distance walked by Wanda and Dave, respectively, as a function of 't' are given by:

W(t) = (27+t)*3\\D(t) = 4.5*t

The instant 't' at which Dave catches up to Wanda (both distances walked are equal) is:

(27+t)*3= 4.5*t\\t=\frac{81}{1.5} \\t= 54\ s

7 0
3 years ago
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