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Katen [24]
3 years ago
15

NEED ANSWER PLEASE WILL GIVE BRAINLIEST Let fx) = 8x-7. What is f4)?

Mathematics
2 answers:
EastWind [94]3 years ago
6 0
Answer: f(4) = 25

Explanation:

f(x) = 8x - 7

To find f(4) simply replace x with 4 and u can do the calculation

f(4) = 8(4) - 7
f(4) = 32 - 7
f(4) = 25
SSSSS [86.1K]3 years ago
5 0

Answer:

f(x)=25

Step-by-step explanation:

f(x)=8x-7

f(4)=8.4-7

f(4)=32-7

f(4)=25

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The top of a circular table has a radius of 16 inches. What is the approximate circumference
bazaltina [42]

Answer:

100.5 inches approximately

Step-by-step explanation:

2πr = circumference

r=16

3.14*16*2=100.48

3 0
3 years ago
Samir buys x cans of soda at 30 cents each and (x+4) cans of soda at 35 cents each. The total cost was $3.35. Find x
NISA [10]
0.30<em>x </em>is the cost of the first type of soda. 0.35(<em>x</em>+4) is the cost of the second type of soda. Put these into an equation looking like:

Cost of Soda A + Cost of Soda B = Total Cost
0.30<em>x </em>+ 0.35(<em>x</em>+4)=3.35 --> Expand 0.35(<em>x</em>+4)
0.30x + 0.35x + 1.4 = 3.35 --> Add the <em>x</em>'s and subtract 1.4
0.65x = 1.95 --> Divide by 0.65
x = 3

Samir buys 3 cans of soda at 30 cents each and 7 (3+4) cans of soda at 35 cents each. Samir buys a total of 10 cans of soda.
8 0
3 years ago
Read 2 more answers
Enter the values for the highlighted variables to<br> complete the steps to find the sum:
Rina8888 [55]

Answer:

a=-1

b=-9

c=9

d=3

e=3

f=2

g=1.5

Step-by-step explanation:

4 0
3 years ago
3x−1=9x+2<br> sovle for x<br> please help me
lesya692 [45]

Answer:

x= -0.5

Step-by-step explanation:

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3 years ago
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En la finca de los padres de un amigo han sacado un total de 18.367,42 kg de aceitunas. Ellos tienen 648 olivos. ¿Cuántos kg de
ElenaW [278]

Answer:

Promedio de kg por arbol= 28.35kg

Step-by-step explanation:

Dada la siguiente información:

Cantidad de árboles= 648

Cantidad total de kg= 18.367,42 kg

<u>Para calcular el promedio de kg por arbol, tenemos que usar la siguiente formula:</u>

<u></u>

Promedio de kg por arbol= cantidad total de kg / número de arboles

Promedio de kg por arbol= 18.367,42 / 648

Promedio de kg por arbol= 28.35kg

3 0
3 years ago
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