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Otrada [13]
3 years ago
11

Find the value of x so that the function has the given value. f(x) = 6x + 9; f(x) = 21

Mathematics
1 answer:
Olin [163]3 years ago
3 0

Answer:

x = 2

Step-by-step explanation:

We need to find the value of x so that the value of given function becomes 21 .

We have ,

f(x)=21\\\\ f(x)= 6x + 9

Now , for finding x ,

6x +9 = 21 \\\\ 6x = 21 -9 \\\\ 6x = 12 \\\\ x = 2

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3 years ago
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Read 2 more answers
What value of x makes this equation true? 12x - 15 = 6x - 3
djverab [1.8K]

Answer:

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