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Mariana [72]
2 years ago
15

Find the function value of f(4) if f(x)=3(x)-2

Mathematics
1 answer:
Brrunno [24]2 years ago
3 0
It should be 10 i have done this problem before
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How many gallons of pure alcohol should be added to 40 gallons of a 20% solution so
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Answer:

8/3

Step-by-step explanation:

i put equations as this:

x+40 = y

where x is galllons of pure mixture and y is the gallons of the new mixture

the other equation i id was:

x+0.2(40) = 0.25y

x+8 = 0.25y

y = 4x+32

solve using substitution

(x+40) = 4x+32

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3 years ago
Which set of numbers forms a right triangle?
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C

Step-by-step explanation:

If you think about it hard enough, and look at it real hard, you can see. Think of like a capital L. 7 tall and 7 wide. I'm not sure but thats what I think.

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3 years ago
Line AB passes through points A (-6,6) and B(12,3). If the equation of the line is written in slope-intercept form, y=mx+b, the.
Tomtit [17]

Answer:

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y=mx+b

y=-1/6x+b

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b=5

Step-by-step explanation:

3 0
2 years ago
Whats the answer for 4c-2=9c+8
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Answer:

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Step-by-step explanation:

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2 years ago
A rental car company charges $15/day for a rental car plus 20¢ for every mile driven that day. Which equation models the relatio
nikdorinn [45]
<span>R=15d+0.20R=15d+0.20 is the answer</span>
4 0
3 years ago
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