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labwork [276]
3 years ago
11

I need a explanation plz

Mathematics
1 answer:
Tatiana [17]3 years ago
6 0
I got 28
There is not parenthesis around the five meaning -5 squared would equal positive 25
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Solve the literal equation for x. <br><br> w=5+3(x−1)
ICE Princess25 [194]

Answer:

Isolate the variable by dividing each side by factors that don't contain the variable.

x = w/3 - 2/3

4 0
3 years ago
I'm not the best a geometry so any help would be great
Vadim26 [7]

Answer:

im pretty sure its b

Step-by-step explanation:

6 0
3 years ago
What is the value for both of these ? need help asap
ollegr [7]

Answer:

Question 3) x=32

Question 4) x=30

Step-by-step explanation:

180-122=58

180-58-90=32

180-130-20=30

8 0
3 years ago
Give an example of a compound inequality that has no solution
Vladimir79 [104]
-3 < x < -8

There is no value of c that is greater than -3 AND less that -8
3 0
3 years ago
The inverse variation equation shows the relationship between wavelength in meters, x, and frequency, y
Cerrena [4.2K]

We have been given that the inverse variation y=\frac{3\times 10^8}{x} shows the relationship between wavelength in meters, x, and frequency, y. We are asked to find the wavelength for radio waves with frequency 3\times 10^9.

To find the required wavelength, we substitute y=3\times 10^9 in our given equation and solve for x as:

3\times 10^9=\frac{3\times 10^8}{x}

x=\frac{3\times 10^8}{3\times 10^9}

We can see that both numerator and denominator has 3, so we can cancel it out.

x=\frac{1\times 10^8}{1\times 10^9}

Using quotient rule of exponents \frac{a^m}{a^n}=a^{m-n}, we will get:

x=1\times 10^{8-9}

x=1\times 10^{-1}

Therefore, the wavelength for radio waves would be 1\times 10^{-1} meters and option B is the correct choice.

3 0
4 years ago
Read 2 more answers
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