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Rina8888 [55]
3 years ago
5

A local pet store was giving away 3 guppies for each 2 gold fish that were sold. Based on this information, how many gold fish d

id Jesse buy if he received 21 guppies for free?
Mathematics
2 answers:
frozen [14]3 years ago
8 0
Jessie bought 14 goldfishes

IRINA_888 [86]3 years ago
4 0

Step-by-step explanation:

2 \:  \:  \:  \:  \:  \:  \:  \:  \:  \: 3 \\ x \:  \:  \:  \:  \:  \:  \:  \: 21 \\ cross \:  \: multiple \\  \\  \\ 3x = 21 \times 2 \\ 3x = 42 \\  \frac{3x}{3}  =  \frac{42}{3}  \\ x = 14

she bought 14 gold fish.

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What is the value of x?<br> 52°<br> 93°<br> (x + 3)<br> 78°
gizmo_the_mogwai [7]

Answer:

Step-by-step explanation:

Step One

Find the exterior angle connected to the 93 degree angle. It is also a supplement to 93. Supplementary angles add to 180. Call the exterior angle y

93 + y = 180          Subtract 93 from both sides

y = 180 - 93

y = 87

Step two

Add all the exterior angles. They equal 360

x + 52 + 87 + x + 3 + 78 = 360    Combine the like terms

Step 3

Solve the equation

2x + 220 = 360                            Subtract 220 from both sides

2x  = 360 - 220

2x = 140                                        Divide by 2

x = 70

I don't see that anywhere, but I'm pretty sure I'm right.

4 0
3 years ago
Belle wants to build a sandbox in the shape of a rectangular prism. She needs the volume of her sandbox to be 18 cubic feet and
ycow [4]

Answer:

9x2x1 and 6x3x1

Step-by-step explanation:

This question has multiple answers to it. A sandbox of 18 cubic feet with a height of a foot is actually quite simple. If it is confusing I would try to visualize the sandbox. Since volume is b x h x w the first thing you should do is divide 18 by 1. This would be more important if the height was more than one. Now you just have to find two other numbers that can divide 18. 9x2=18 and 6x3=18 so two possible dimensions for the sandbox are 9x2x1 and 6x3x1

4 0
3 years ago
The diameter of a circle is 14 yards. What is the circle's circumference?
yarga [219]

Answer:

The circle's circumference is equal to 14π yards.

General Formulas and Concepts:

<u>Geometry</u>

Circumference of a Circle Formula: C = πd

  • <em>d</em> is the diameter of the circle

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify.</em>

<em>d</em> = 14 yds

<u>Step 2: Find Circumference</u>

  1. Substitute in variables [Circumference Formula]:                                        C = 14π yds

Topic: Geometry

3 0
2 years ago
What is the equation of a line that is parallel to y=47x−3 and passes through (14, 4)?
Shtirlitz [24]

Answer:

Step-by-step explanation:

The equation of a straight line can be represented in the slope-intercept form, y = mx + c

Where

m = slope

c = intercept

The equation of the given line is

y = 47x - 3

Comparing with the slope intercept equation, m = 47

If two lines are parallel, it means that they have equal slope. This means that the slope of the line passing through (14, 4) is 47

We would determine the intercept, c by substituting m= 47, x = 14 and y = 4 into y = mx + c. It becomes

4 = 47× 14 + c

4 = 658 + c

c = 4 - 658 = - 654

The equation becomes

y = 47x - 654

6 0
3 years ago
How to do this question..?
Leokris [45]

uh idk um...

Okay well to answer this you have to work the problem out and enable to do that you have to look at the information provided, also STOP CHEATING AND FIGURE IT OUT

um i mean.....GOODLUCK!!!! I know you can do it :)

7 0
3 years ago
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