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Gnesinka [82]
3 years ago
10

at silver gym membrship is 25$ per month and personal training sessions are thirty dollars each.At fit factor membership is 65$

per month and personal training sessions are 20$ each.In one month,how many personal training sessionswould sarah have to buy to make the total cost at the two gyms equal
Mathematics
2 answers:
NARA [144]3 years ago
3 0
25+30x=65+20x
30x=40+20x
10x=40
x=40/10
x=4

x is for the number of sessions

ANSWER: 4 sessions
It will cost 145$ for both gyms after 4 sessions.
Katena32 [7]3 years ago
3 0
Sarah would have to buy a total of 5 (20*3=60) and (30*2=60) for the personal training sessions
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In the triangle above, the measure of A is 66°, and the measure of B is 68°. What is the measure of C?
valentina_108 [34]

Answer:

46°

Step-by-step explanation:

Given that :

Angle, A = 66°

Angle B = 68°

The sum of angles in a triangle is given by :

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66° + 68° + C = 180°

134° + C = 180°

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6 0
3 years ago
Allometric relations often can be modeled by ​f(x)= x^b​, where a and b are constants. One study showed that for a male fiddler
dolphi86 [110]

Answer:

a) f(2)= 0.448 (2)^{1.21}= 1.036 grams

b) 0.5 = 0.448 x^{1.21}

Dividing both sides by 0.448 we got:

\frac{0.5}{0.448} = x^{1.21}

We can appy the exponent \frac{1}{1.21} in both sides of the equation and we got:

(\frac{0.5}{0.448})^{\frac{1}{1.21}} = x= 1.095grams

Step-by-step explanation:

For this case we know the following function:

f(x) = 0.448 x^{1.21}

The notation is: x is the weight of the crab in​ grams, and the output​ f(x) is the weight of the claws in grams.

Part a

For this case we just need to replace x = 2 gram in the function and we got:

f(2)= 0.448 (2)^{1.21}= 1.036 grams

Part b

For this case we know tha value for f(x) =0.5 and we want to find the value of x who satisfy this condition:

0.5 = 0.448 x^{1.21}

Dividing both sides by 0.448 we got:

\frac{0.5}{0.448} = x^{1.21}

We can appy the exponent \frac{1}{1.21} in both sides of the equation and we got:

(\frac{0.5}{0.448})^{\frac{1}{1.21}} = x= 1.095grams

8 0
4 years ago
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jolli1 [7]
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4 0
4 years ago
8.25 greater than 8.250
viktelen [127]
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~Hope I Helped

7 0
3 years ago
Read 2 more answers
Y=(3/5)x -3 and 5y =3x-10 these lines are and the second question?
azamat
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5y = 3x - 3

Compare this to the second equation, 

5y - 3x = -10, or 5y = 3x - 10.

The coefficients of x and y (as 3 and 5 here) determine the slope of a straight line.  Since 5y = 3x is present in both equations, the two lines MUST be parallel.



y = 4
4y = 6   =>   y = 6/4

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4 0
3 years ago
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