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kari74 [83]
3 years ago
9

I really need help on my math

Mathematics
1 answer:
Vinil7 [7]3 years ago
3 0
OK what do you need help with
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Use the functions to find x
suter [353]

Answer:

x = 14

Step-by-step explanation:

f(x) = 10 -  \frac{9}{2} x \\  \\ plug \: f(x) =  - 53 \\  \\  - 53 = 10 -  \frac{9}{2} x \\  \\ \frac{9}{2} x  = 10 + 53 \\  \\ \frac{9}{2} x  = 63 \\  \\ x = 63 \times  \frac{2}{9}  \\  \\ x = 7 \times 2 \\  \\ x = 14

5 0
3 years ago
One hundred ninety-two students were surveyed about their favorite kind of TV programs. The results are shown in the table. Whic
trapecia [35]

Answer:

Music was 25%

Step-by-step explanation:

5 0
2 years ago
78 million converted in scientific notation
Lemur [1.5K]

The <em><u>correct answer</u></em> is:

7.8 × 10⁷

Explanation:

To write a number in scientific notation, we want the decimal behind the first non-zero digit in the number. The first non-zero digit in 78 is 7; this means we want 7.8. In order to have the decimal point behind the 7, we need to move the decimal 7 places. This is the exponent of 10 in our scientific notation, which gives us

7.8 × 10⁷

7 0
3 years ago
How to write 309,017 in word form
dalvyx [7]
Three hundred and nine thousand and seventeen
3 0
2 years ago
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Need help ASAP!!! Write two ratios that are equal to 3 girls to five boys
Evgesh-ka [11]
Here you go:

3 to five or 5 to 3
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2 years ago
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