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Kaylis [27]
3 years ago
12

F(x)=14-2x If f(x)=20, find x

Mathematics
2 answers:
Scilla [17]3 years ago
4 0

X=-3

Step-by-step explanation:

14-2x=20

-2x=20-14

-2x=6

x=6÷(-2)

x=-3

mixer [17]3 years ago
3 0

Answer:

x= -3

Step-by-step explanation:

20=14-2x

-14 -14

6 = -2x

÷-2 ÷-2

-3 =x

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a bag contains colored gumdrops 5 are cherry 3 are strawberry 2 are grape. a gumdrop will be randomly selected from the bag what
weqwewe [10]

Answer:

probablity of grapes = 0.2

Step-by-step explanation:

here's the solution : -

probablity of grapes =

\frac{number \: of \: grapes}{total \: fruits}

=》

\frac{2}{2 + 3 + 5}

=》

\frac{2}{10}

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0.2

6 0
3 years ago
If 3x + 6 = 18, then x = ?
zaharov [31]

Answer:

X=4

Step-by-step explanation:

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7 0
3 years ago
John runs 4 miles in 30 minutes. at the same rate, how many miles would he run in 48 minutes?
dimulka [17.4K]
Make a ratio, then cross multiply.

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30x=4x48
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3 0
3 years ago
HELP ASAP PLEASE!!
Mama L [17]

Answer:

Step-by-step explanation:

According to the table, function g(x) reaches the max height of 33, approx.

The equation of motion is f(x) = -16x^2 + 42x + 12.  We need to determine the maximum of this function.  To do this, find the x-coordinate of the vertex, which is x = -b/(2a), or x = -42/(2*-16), or 1.31 sec.

Evaluating f(x) = -16x^2 + 42x + 12 at x = 1.31 sec, we get f(1.31) = 39.6.

So it appears that f(x) has a higher max than does g(x); the difference is approx. 39.6 - 33, or 6.6

6 0
3 years ago
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