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sergeinik [125]
4 years ago
14

If you help me you will earn 8+4 pts!

Mathematics
1 answer:
aliina [53]4 years ago
4 0
4(x-1) +3=18
4x - 4 +3=18
Distributive



5(b+3)=b+39
5b+15=b+39
-b -b
4b+15 =39

Step 3



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for every 14 ice-cream cones you buy, you get 2 free. how many free ice-cream cones will you get if you buy 56 cones?
AfilCa [17]
You will get 8 ice cream cones
6 0
3 years ago
The perimeter of the base of a pentagonal prism is 25 inches and one of its lateral edges is 4 inches. The lateral area of the p
Nata [24]

Answer:

Lateral area=100 square inches

Step-by-step explanation:

It is given that the perimeter of the base of a pentagonal prism is 25 inches, therefore each sides of the pentagon will be of 5 inches.

Also, one of its lateral edge is 4 inches, therefore each lateral face has area which will be equal to=5{\times}4=20square inches.

Since, there are 5 lateral faces of the pentagonal prism, therefore the lateral area of the prism will be: 5{\times}20

                                       = 100square inches.

8 0
3 years ago
Three students calculated the volume of a cylinder. Each used a different strategy.
Nonamiya [84]

I only agree with the first student strategy of multiplying the area of the base with the height.

<h3 /><h3>Volume of a cylinder</h3>

A cylinder is made up of two circles at the top and the base.

The volume of the cylinder can be expressed as:

V = Bh

where
B is the base area

h is the height of the cylinder

V = πr²h

HEnce I only agree with the first student strategy of multiplying the area of the base with the height.

Learn more on volume of cylinder here; brainly.com/question/9554871

7 0
2 years ago
&lt; B is:<br>A) 30°<br>B) 45°<br>C) 50°<br>D) 60°​
daser333 [38]

Answer:

< b = 180 \degree - (2x + 40)\degree \\  =( 140 - 2x)\degree

3 0
3 years ago
Read 2 more answers
A baker is making walnut bread. The recipe uses 2/3 cups of walnuts for each bread recipe. The baker has 7 1/2 cups of walnuts.
Lady_Fox [76]

Answer:

11 breads

Step-by-step explanation:

Note that:

1 bread recipe = 1 bread

From the above question, we know that:

2/3 cups of walnut = 1 bread

7 1/2 cups of walnut = x breads

Cross Multiply

2/3 cups × x breads = 7 1/2 cups × 1 bread

x breads = 7 1/2 cups × 1 bread/2/3 cups

x breads = 7 1/2 ÷ 2/3

x breads = 15/2 ÷ 2/3

x breads = 15/2 × 3/2

x breads = 45/4

x breads = 11 1/4 breads

Maximum full recipe = 11 breads.

Therefore, the MAXIMUM numbers of full recipe of walnut bread the baker can make is 11 breads.

7 0
3 years ago
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