Top answers

Using simultaneous equations find x & y. Equation A: 3x + 2y = 3 -y and Equation B: 5x + 3y = 6 + x

So firstly, it makes it a lot easier if we put all the stuff we don't know on one side, and the numbers on the other. Be careful moving the -y over to the other side. This would give Equation A as 3x + 3y = ...
EM
Answered by Elke M. • Maths tutor
3573 Views

How should I structure a 25 marker concerning Utilitarianism?

General basis for question that could be asked: Is a right act one that maximises happiness for the greatest number? Into: This essay shall evaluate whether Utilitarianism provides the correct account of mor...
EB
9045 Views

What are the different ways we can use the verb 'take' in portuguese?

The Portuguese language is extremely varied, therefore, one verb in English can have several different equivalent verbs in Portuguese. All of these different 'translations' have different applications and me...
MV
Answered by Maria V. • Portuguese tutor
3321 Views

Describe and explain how the alveoli are adapted to facilitate effective gas exchange in the lungs.

The alveoli have a number of adaptations for effective gaseous exchange. Firstly, they have a very large surface area to volume ratio ; the combined surface area of the alveoli is approximately 50-75m 2 - la...
Answered by • Biology tutor
9950 Views

What is the name of the high-energy molecule used by cells?

ATP (adenosine triphosphate) is the energy-carrying molecule used in cells. It is produced by mitochondria during aerobic respiration via the tricarboxylic acid (TCA) cycle. Additionally, it is also produced...
KG
Answered by Kyle G. • Biology tutor
3150 Views