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solve simultaneous equations: 2x² + 3y² = 14 , x = 2y-3
x=1y=2
x= -29/11y=2/11
AG
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alasdair g.
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What is completing the square and how do I do it?
Solve the simultaneous equation: 2x + y = 18, x - y = 6
A sequence increases by 5 each time and the first term is x. The sum of the first four terms is 54. Set up and solve an equation to work out the value of x.
Expand (X+5)(2X+3)
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