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Solve the simultaneous equations 3x - y = 5, x + 2y = -3

3x - y = 5 (A), x + 2y = -3 (B),6x - 2y = 10 (2A) ,7x + 2y +- 2y = 7 (2A) + (B),7x +2y - 2y = 7,7x = 7,x = 1,Sub x=1 -> (A),3(1) - y = 5,3 - y = 5,-y = 2,y = -2 ,x = 1, x= -2
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Answered by Jessica C. • Maths tutor
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Describe the four stages of mitosis

There are four stages of mitosis: prophase, metaphase, anaphase and telophase. 1) Prophase Chromatin into chromosomes, the nuclear envelope break down, chromosomes attach to spindle fibres by their centromer...
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Answered by Jessica C. • Biology tutor
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Explain how the doctrine of judicial precedent binds the Court of Appeal

The Court of Appeal is bound by the doctrine of judicial precedent, as all courts in England and Wales are bound. Due to its position in the hierarchy of English courts, the decisions from the Court of Appea...
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Answered by Chloe H. • Law tutor
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How is legislation passed in the United Kingdom

In the United Kingdom the executive and the legislature are closely linked. This is in contrast to the United States where there is a stark separation of these two areas of government. In the United Kingdom ...
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Answered by Conor M. • Politics tutor
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How would an increase in interest rates impact aggregate demand

An increase in interest rates would impact aggregate demand (AD) by impacting consumer spending, business investments and exports-imports. When interest rates rise borrowing becomes more expensive and saving...
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Answered by Conor M. • Economics tutor
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