Solve the equation \(5(2c - 3) = 19\). The equation contains a set of brackets. The easiest way to solve equations with brackets is to expand the brackets. \(\text{Area of a rectangle} = \text{base} ...
Some equations have letters on each side of the equals sign, for example: \(4(k + 7) = 12k - 4\) Solve this equation by rearranging all the letters onto one side of the equation and all numbers onto ...
It’s the sort of easy maths problem that you can work out in a few minutes using pencil and paper, but physicists in China, Canada and Singapore have now solved pairs of linear equations like this one ...
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