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We know that a straight line has a general formula: y = mx+c, where m is the gradient of the line and c is the y-intercept; so, we are looking to find m and c.
The line passes through th...
This question involves factorising then simplifying an equation. Start with the original equation:(x-1)2 - (x-1) Take out a factor of (x-1)(x-1)(x-1-1)Simplify(x-1)(x-2)
Here is a question from the 2015 edexcel GCSE paper that was considered particulary challenging.
There are n sweets in a bag. 6 of the sweets are orange. The rest of the sweets a...
To find the gradient of a straight line we can use the change in the X and Y directions.
The gradient (Slope) of a straight line is defined as :
Grad = (Change in Y) / (Cha...
The full price (100%) is £4The sale price is 30% less. So the sale price is 70% of the original price.£4 * 0.7 = £2.80
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