<em>The right question is:</em>


Answer:
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<em> </em>
<em></em>
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Step-by-step explanation:
Given


Required
Solve for x and y
Make y the subject of formula in the second equation

Substitute
in the first equation

Open the bracket


Collect Like Terms




Multiply both sides by 2


Divide both sides by 31



Recall that 
So;



Hence;
<em></em>
<em> and </em>
<em></em>
Answer:
a
Step-by-step explanation:
educational guess ;)
Answer:
<h2>x = 5.7</h2>
Step-by-step explanation:

To find x first cross multiply
We have
7x = 8 × 5
7x = 40
Divide both sides by 7
That's


x = 5.7142
We have the final answer as
<h3>x = 5.7 to the nearest tenth</h3>
Hope this helps you
Answer:
40 m/s
Step-by-step explanation:
144 X (5/18) = 8X5 = 40
Answer:
1. area
2. circle
3. equilateral
4. length
5. perimeter
6. polygon
7. regular polygon
8. trapezoid
9. legs
10. area of a circle
11. hexagon
12. octagon
13. inscribed polygon
14. apothem
15. composite figure
Step-by-step explanation: