3 years ago

Find x if f(x) = 2x + 7 and f(x) = -1.

Mathematics

2 answers:

Yuri [45]3 years ago

8 0

Ok so i do not know if you mean to solve it?But the answer would be x=-4 if you solve the problem

Sloan [31]3 years ago

6 0

The answer we -9 because 2x-1 is -2 and -2+7= -9

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Step-by-step explanation:

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3 years ago

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BigorU [14]

Answer:

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2 years ago

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zavuch27 [327]

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Step-by-step explanation:

7 0

3 years ago

Anyone know the answer?

Alborosie

Step-by-step explanation:

${9}^{ \frac{ - 1}{2} } \\ {3}^{2 \times - \frac{1}{2} } \\ {3}^{ - 1} \\ \frac{1}{3}$

Now for another

${27}^{ \frac{ - 2}{3} } \\ {3}^{3 \times \frac{ - 2}{3} } \\ {3}^{ - 2} \\ \frac{1}{9}$

Hope it will help :)❤

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3 years ago