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Solve algebraically the simultaneous equations x^2 + y^2 = 25 y – 3x = 13

First begin with rearranging the second equation to put it in terms of Y. Then substitute by putting the second equation (y=3x+13) into equation one as Y^2. Expand (3x+13)^2 and add like terms to form 10x...

DL
Answered by Dani L. Maths tutor
3082 Views

Can you explain the circulatory system of the blood?

The heart is divided in half by a septum, giving a right side and a left side. Both sides will also be divided again and have an atrium on the top and a ventricle on the bottom. We will begin at the left ...

AS
Answered by Annabel S. Biology tutor
2576 Views

¿Piensas que es mejor ir a la universidad si quieres un buen trabajo?

En mi opinión, es mejor ir a la universidad si quieres un buen trabajo porque tendría más cualificaciones entonces sería mas empleable. También por los empleos que tienen mas reputación como un abogado o ...

SM
Answered by Samantha M. Spanish tutor
2524 Views

Was Kennedy to blame for the Cuban Missile Crisis?

Ultimately JFK cannot be given ultimate blame but he played a significant role. Kennedy exacerbated tensions with Cuba and created a hostile situation that encouraged Soviet action in the region. This is ...

SH
Answered by Sam H. History tutor
24894 Views

What is the difference between xylem and phloem?

Plants have both xylem and phloem.The xylem is a tube which runs from the very ends of the roots to all other parts of the plant. Xylem transport water and minerals around ...

BE
Answered by Britannie E. Biology tutor
5255 Views

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