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grandymaker [24]
3 years ago
11

Pls pls pls pls help

Mathematics
1 answer:
nasty-shy [4]3 years ago
6 0

Answer:

(f+g)(3)=20

Step-by-step explanation:

(f+g)(3)=f(3)+g(3)\\\\=(x^{2} +3x-7)+(5x-3)\\=((3)^2+3(2)-7)+(5(3)-3)\\=(9+6-7)+(15-3)\\=8+12\\=20

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Felix has a bucket of golf balls. The table shows the number of golf balls of each color in the bucket.
Angelina_Jolie [31]

Answer:

Step-by-step explanation:

if you see a person that sends you a sketchy link dont click it is an ip grabber.

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3 years ago
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the length of a rectangle is 4 more than 3 times the width. If the perimeter of the rectangle is 18.4cm, what is the area of the
antoniya [11.8K]

Answer:

A = 10.27cm²

Step-by-step explanation:

Let's represent the width as x,

therefore since the length is 4 more than 3 times the width, it can be represent as 3x + 4,   Perimeter = 18.4cm

Perimeter of a rectangle = 2(L + B)

18.4= 2(3x+4+x)\\18.4= 6x+8+2x\\18.4-8=6x+2x\\10.4=8x\\x=\frac{10.4}{8}\\x=1.3

width = 1.3cm

Length = 3x + 4 = 3*1.3 + 4 = 7.9cm

Area of a rectangle = length x width

A = 7.9 * 1.3 = 10.27cm²

6 0
3 years ago
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Three coins are flipped. What is P(heads, heads, heads)?
pshichka [43]
1/8

Each time the probability for landing on heads in 1/2 or 50% so do 1/2*1/2*1/2=1/8.
5 0
3 years ago
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Please help me! I will give brainly!
Viktor [21]
<h3>Answer:  0.34</h3>

============================================================

Explanation:

A = 0.61 is given to us

Pumpkin B travels 0.28 of a mile further than A does, so,

B = A+0.28 = 0.61+0.28 = 0.89

Pumpkin B travels 0.89 of a mile.

---------------------

Pumpkin C travels 0.06 of a mile more than B does, which means,

C = B + 0.06

C = 0.89 + 0.06

C = 0.95

Pumpkin C travels 0.95 of a mile.

---------------------

The last thing to do is to subtract the values of C and A

C - A = 0.95 - 0.61 = 0.34

Pumpkin C travels 0.34 of a mile further compared to pumpkin A.

---------------------

Side note: if you want to convert from miles to feet, then multiply by 5280.

For instance, 0.61 miles = 0.61*5280 = 3,220.8 feet.

5 0
3 years ago
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Help please please please​
LekaFEV [45]

Answer:

There are 9 quarters and 3 nickels

Step-by-step explanation:

problems used: 0.5x+0.25y=3.09

x=y+6

so substitute what x is equal to into the problem

0.5(y+6)+0.25y=3.09  <--------- distribute

0.5y+3+0.25y=3.09     <--------- Combine like terms

0.3y+3=3.09 <----------- Subtract 3 on both sided to get y by itself

0.3y=0.9 <------------ Divide by 0.3 on both sides to get what y is equal to

y=3 <-------- now substitute to find what x is equal to

x=3+6

x=9

8 0
3 years ago
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