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Solve the simultaneous equations: 8x + 2y =46, and 7x + 3y = 47

Whenever we have two equations with two unknowns (x and y) to solve simultaneously, we can try to substitute one equation into the other. If we were to multiply every term in equation 1 by 1.5, then we would...
TC
Answered by Thomas C. • Maths tutor
8366 Views

Explain how one of Gettier’s original counter examples attacks the tripartite view of knowledge.

The tripartite view of (propositional) knowledge (call this view: TVK) is a view that wishes to give an analysis of constructions such as "X knows that p" where 'X' stands for a noun phrase referri...
TD
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simplify 7(3y-5) - 2(10 + 4y)

Working on the left hand side of the expression, we have to distribute the 7 taking into consideration the negative sign. So, 7 multiplied by 3y= 21y and 7X-5= -35. Simplifying the right hand side,being care...
JK
Answered by Jenany K. • Maths tutor
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How do you answer a source question at History GCSE?

At GCSE you will be expect to comment on the meaning behind visual and written sources. It is important to be aware of your exam board’s specific requirements. These can be accessed online and will help us t...
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Answered by Dana K. • History tutor
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What is the difference between communicable and non-communicable diseases

Looking at the word communicable you may notice that it sounds similar to the word communicate, which is exactly what it means. A communicable disease is one which can communicate to other living organisms i...
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Answered by Omehra M. • Biology tutor
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