Algebra and Graphs - Math Angel

Solving Simultaneous Equations Graphically

$System of linear equations representing Sebastian's and Sarah's ages with equations x + y = 20 and x - y = 10.$

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$Methods for solving linear systems using Equal Values and Substitution methods, showing steps to isolate variables and solve equations.$

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$Solving simultaneous equations using the elimination method with subtraction steps.$

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$Visual representation of function notation showing the function f(x) = 2x + 1 and its calculated outputs for f(1), f(2), and f(3).$

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$Linear equation y = mx + c showing the gradient (m) and y-intercept (c), with a graph of a straight line.$

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