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Anastasy [175]
4 years ago
13

How do you solve 2p+5r=q for p?

Mathematics
1 answer:
kumpel [21]4 years ago
5 0
2p + 5r=q\\2p = q - 5r\\\\p = \frac{1}{2}q-\frac{5}{2}r
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If f(x)=x+4/x , g(x)= x-2, and h(x) =4x-1, what is f(h(g(x)
xxMikexx [17]

Answer:

(16x² - 72x + 85) / (4x-9)

Step-by-step explanation:

first put g(x) into h(x)

h(g(x)) = 4(x-2) - 1 = 4x - 8 - 1 = 4x - 9, then

f(h(g(x))) = (4x - 9) + (4/4x-9) = ((4x-9)(4x-9) + 4)/(4x-9) =

(16x² - 72x + 81 + 4)/(4x-9) = (16x² - 72x + 85)/(4x-9)

If you are missing parentheses around (x+4)/x, then the answer would be different.

3 0
3 years ago
Read 2 more answers
Brendan worked 7 11/12 hours on Saturday, on Sunday he worked 84% of the hours he worked on Saturday. How many total hours do he
Vesnalui [34]

Answer:

14\frac{17}{30}hrs

Step-by-step explanation:

Given parameters:

Time worked on Saturday = 7\frac{11}{12}

Unknown:

Total hours he worked last weekend  = ?

Solution:

Since Brendan worked 84% of the time he worked on Saturday on Sunday;

 Time worked on Sunday  = \frac{84}{100}  x \frac{95}{12}   = \frac{133}{20}  

Total time worked last weekend  = Time worked on Saturday + Time worked on Sunday;

Total time worked  =  \frac{95}{12}  +  \frac{133}{20}  

Total time worked = \frac{475 + 399}{60}

Total time worked  = \frac{874}{60}  

Total time worked = \frac{437}{30}   = 14\frac{17}{30}hrs

7 0
3 years ago
Whats 2+2 please fneviuqba
Bogdan [553]

Answer:

4

Step-by-step explanation:

two plus two equals four

3 0
3 years ago
Read 2 more answers
What is the unit rate for 768.57 m 41.1 h? Enter your answer, as a decimal, in the box.
Cerrena [4.2K]
Use the cross multiplication method. 768.57 over 41.1= x/1                                     768.57 times 1=768.57    41.1 times x=41.1x       768.57/41.1=x      x=18.7            18.7mph


5 0
3 years ago
Read 2 more answers
A −3=( a 1 ) 5 what is the value of a?
PtichkaEL [24]

Answer:

A=\frac{-3}{4}

Step-by-step explanation:

a−3=a1(5)

Step 1: Simplify both sides of the equation.

a−3=a1(5)

a+−3=5a

a−3=5a

Step 2: Subtract 5a from both sides.

a−3−5a=5a−5a

−4a−3=0

Step 3: Add 3 to both sides.

−4a−3+3=0+3

−4a=3

Step 4: Divide both sides by -4.

-4a/-4 = 3/-4

<h3>Your final answer is a=-3/4</h3>

4 0
3 years ago
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