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Solve the simultaneous equation: 3x+y=-2, -7x+5y=34.

3x+y=-2 ...1) -7x+5y=34 ...2) Using the substitution method: Rearrange equation 1): y=-3x-2 ...1)) substitute equation 1)) into eqaution 2) -7x +5(-3x-2)=34 -7x-15x-10=34 -22x=44 x=-2 subsitute x into 1)) y=...
SJ
Answered by Shaan J. • Maths tutor
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Describe Wittgenstein's picture theory of language

The picture theory of language is the central feature of Early Wittgenstein’s philosophy first articulated in the Tractatus Logico Philosophicus. According to this theory language has one role (function); to...
BS
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Define God

A deity or supernatural being or concept that is worshiped. They do not necessarily create the world or have supernatural power because the term itself is ultimately subjective, but is interpreted in many di...
BS
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How should I tackle an unseen piece of text in an exam?

-Read through three times. -Identify the form of the text. Is it prose? Is it a poem? Is it an advert? Is it even a picture? -From this point attack the text depending on what form it is in. -If poem identif...
TG
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If f(x) = 4x - 7 and f(c) = 9, find the value of c.

To find the value of c, we need to find the value of x in the following: 4x - 7 = 9. Add seven to both sides: 4x = 16 Divide by 4: x = 4
AB
Answered by Andrew B. • Maths tutor
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