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Which ordered pair is the solution of the simultaneous equations x + y = 7 and x − y = 1?
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Which ordered pair is the solution of the simultaneous equations x + y = 7 and x − y = 1?
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The graphs of y = − x + 3 and y = 2x + 9 intersect at ( − 2,5). Why is this point the solution of the simultaneous equations?
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For the simultaneous equations 2x + y = 7 and 2x − y = 1, which step correctly eliminates one variable and finds x?
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A student claims that (3,2) is the solution of 3x + y = 11 and x − y = 1. Which statement correctly checks the claim?
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What does a graph show about the simultaneous equations y = 3x + 2 and y = 3x − 4?
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The equations 2x + 4y = 10 and x + 2y = 5 are drawn on the same coordinate grid. Which description is correct?
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Which step correctly eliminates y from 3x + 2y = 12 and x − 2y = 4?
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The figure shows the graphs of two simultaneous linear equations. What is their solution?
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Which labelled point in the figure represents a pair of values that satisfies both linear equations?
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What does the figure show about the solution of the two simultaneous linear equations?