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how to do simultaneous equations. Then you would eventually get down to a new dividing processes. This will make it easier later.
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In simple terms the solution to a pair of simultaneous equations is the x and y values of the coordinates of the point at which the graphs cross or intersect. Write your 2 equations in an organised clear way. Subtract the second equation from the first.
Do that by eliminating one of the unknowns from two pairs of equations.
Multiply each equation by a suitable number so that the two equations have the same leading coefficient. The remaining unknown can then be calculated. If you are not sure about the answer you get check it. 2 2x 1 x 8.
