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True [87]
3 years ago
5

Solve the following expression when f = 3 7 + 4 + f2 - 5f + 2

Mathematics
2 answers:
qaws [65]3 years ago
8 0
7 + 4 + f^2 - 5f + 2 = 13 + 3^2 - 5(3) = 13 + 9 + 15 = 28 + 9 = 37
jek_recluse [69]3 years ago
4 0

Answer:

7+4+2f-5f+2.

substitute the f.

7+4+2(3)-5(3)+2

Do the multiplication.

7+4+6-15+2.

11+6-15+2

17-15+2

2+2

4.

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the ratio of the areas of two rectangles is 4 to 5. if the area of the larger rectangle is 135 square feet, what is the area of
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Divide the number 135 and 5. It is going to be 27. Then you multiply 27 times 4. Then you get your answer which is 108.
Proportion set up....
small    4                    ?          small
           -----             --------
big         5                    135         big         
Cross multiply 4x135= 540
and then divide 540/5= 108
8 0
3 years ago
Given m||n, find the value of x.<br><br> (2x+9)<br> (7X+24)
motikmotik

<em>Given, 9−7x=5−3x</em>

<em>Given, 9−7x=5−3xPut x terms on one side and constants on another side.</em>

<em>Given, 9−7x=5−3xPut x terms on one side and constants on another side.⇒9−5=7x−3x</em>

<em>Given, 9−7x=5−3xPut x terms on one side and constants on another side.⇒9−5=7x−3x⇒4=4x</em>

<em>Given, 9−7x=5−3xPut x terms on one side and constants on another side.⇒9−5=7x−3x⇒4=4x⇒x= </em><em>4</em><em>/</em><em>4</em><em> </em><em> =1</em>

<em> =1Hence, required solution is x=1.</em>

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8 0
2 years ago
Which set of ordered pairs that satisfy the equation
krok68 [10]

Answer:

3

Step-by-step explanation:

3

5 0
3 years ago
According to the key of a particular park map, every 8 inches on the map represents 3 miles of trails in the park. How many inch
MA_775_DIABLO [31]

Answer:

24 inches represents 9 miles in the map

Step-by-step explanation:

To solve this problem you take into account that 8 inches represents 3 miles and that x represent the number of inches for 9 miles. That is:

8 ------- 3

x ------- 9

This is simply a rule of three, then you calculate:

x=\frac{8\ x\ 9}{3}=\frac{72}{3}=24

Hence, 24 inches represents 9 miles in the map

8 0
3 years ago
Aight man can someone help me lol
uranmaximum [27]

Answer: 11/24

Step-by-step explanation:

whenever u see this — (

it means the opposite of. so the opposite of -5/8 is +5/8.

-1/6 + 5/8 = 11/24

4 0
3 years ago
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