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Solve the following simultaneous equation: 3x+y= 11 and 2x+y=8.

X= 3y= 2

LD
Answered by Lara D. Maths tutor
3899 Views

Why are noble gases so unreactive?

This is due to the number of electrons in the outer shell of their atoms. Their outer shell is full, meaning it is difficult for them to give or take electrons.

LD
Answered by Lara D. Chemistry tutor
27337 Views

Describe the difference between Rationalism and Empiricism.

In Epistemology (philosophy of knowledge), philosophers debate the question of how dependent we are on our senses to obtain knowledge. Empiricists, like Locke and Hume, claim that our majority of knowledg...

LD
Answered by Lara D. Philosophy tutor
3390 Views

Why do cells divide? Why not simply get bigger?

-       Larger cell have smaller SA:Vol Ratio-       Difficulty in exchange materials-       Multicellular more efficient-       Revisit – transfusion, osmosis, active transport

WW
Answered by William W. Biology tutor
2694 Views

What are the causes of desertification?

What are the causes of desertification?(Note - We are solely looking at the causes and not the effects or solutions of desertification)So break the question down: Define desertification -...

GK
Answered by Grace K. Geography tutor
2829 Views

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