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Solve the simultaneous equations: x2 +y2 =5 and y = 3x + 1

x=-1, y=-2 x=2/5, y=11/5 or 2 and 1/5

Answered by Emily H. • Maths tutor

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Make c the subject of the formula a=3c-12

3/(x-1) - 2/(x+1) = 1 Solve to find the values of x.

What is Pythagoras' Theorem and how is it used in exam questions?

Rearrange the following to make C the subject (3c+B)/2=C+A

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