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tekilochka [14]
3 years ago
9

1.) 2x +y = 3

Mathematics
1 answer:
Vika [28.1K]3 years ago
3 0
Okay I don’t think I have to do it anymore I
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In meters what is the value of x? Pls i really dont know how to do this
Hitman42 [59]

Answer:

x = 75 m

Step-by-step explanation:

This is a problem of similar triangles solved using proportions.

In similar triangles, corresponding side lengths are proportional.

Here the small and large triangles are similar because the have all three angles congruent.

By proportions, identifying corresponding sides,

x/45 = 50/30

solve for x

x = 45*(50/30) = 75 m

6 0
3 years ago
Hey can some one help me, Define a variable and write each phrase as an algebraic expression:
Elena L [17]

Answer:

1. <em>d</em> - 6 ft

where <em>d</em> is the width

2. <em>t</em> + 6 h/week

where <em>t</em> is the amount of time per week Theodore studies

3. <em>t’</em> - 6 a

where <em>t’</em> is Tracy’s age

4. (<em>k</em>/3) - 2

where <em>k</em> is the points that the panthers scored

Step-by-step explanation:

Write the variable and do the operations as described!

“less than” means subtraction, “more […] than” means addition and “one-third of” means division by 3.

8 0
3 years ago
Find the slope of this line.
natulia [17]

Answer:

4/5

Step-by-step explanation:

SImply use slope formula. We see the graph has defined points at (5, 4), and (-5, -4).

m=(Y2-Y1)/(X2-X1)

(4-(-4))/(5-(-5))=8/10

Simplify 8/10

=4/5

4 0
2 years ago
Can someone pls help for brainlest
zvonat [6]

Answer:

area of the larger figure=32 yd×37 yd

=1184 yd²

area of the smaller figure=21 yd ×26 yd

=546 yd²

area of the shaded region=1184 yd² -546 yd²

<em>=638 yd²</em>

3 0
3 years ago
6) What is the mean (average) of this set of data: 3 4 6 7 10 15 19 21
Natali5045456 [20]

Answer:

10.62

Step-by-step explanation:

Mean can be described as the average of a sum of numbers, it can be calculated by sum ing all the numbers together and then diving by the total

The mean of the set of numbers shown in the question above can be calculated as follows

3+4+6+7+10+15+19+21/8

= 85/8

= 10.62

Hence the mean is 10.62

6 0
3 years ago
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