How to Solve Two Simultaneous Equations

I will use the whiteboard in order to explain the answer to my question. The format will follow:Understanding what it means to 'solve' one equationUnderstanding what it means to 'solve' two equationsVariables and coefficientsEliminating one variableSolving for the first variableSubstituting in to find the second variableChecking using the second equation

Answered by Matthew I. Maths tutor

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A shape consists of a quarter circle (radius r = 4cm) attached to a triangle (side length = 4cm and hypotenuse = 5cm). This shape is surrounded by a square (side length 8cm). If the shape is coloured in, what is the area in the square that is uncoloured?


How do you factorise a quadratic equation?


Expand (x+3)(2x+9)


factorise: 3x^2+13x-30


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