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How would you simplify this: ((4x+1)/4)+((1-3x)/3)

You must manipulate the fractions so that they both have the same denominator. To do this, multiply the first fraction by 3 and the second by 4 so that they both have the denominator 12. The problem can t...

Answered by Isobel H. • Maths tutor

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If the two shorter lengths of the triangle have sizes 4cm and 3cm, what is the length of the longest side?

5 cm

Answered by Diana S. • Maths tutor

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Solve: x^2 – x – 12 = 0

Method 1: Solve by inspection.
Demonstrate that quadratic equations can often be written in the form (x+a)(a+b) = 0. Explain that possible solutions arise as a result of either (x+a) or (x+b) =0. Not...

Answered by Nikesh A. • Maths tutor

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A level - Find the coordinates of the stationary point of the curve with equation : (x+y-2)^2 + e^y -1

Immediately by reading the question we know that differentiation will need to bee used as we are asked to find the stationary point and this is found by equating the derivative equal to 0.Knowing this, fi...

Answered by Scarlett H. • Maths tutor

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Using simultaneous equations find x & y. Equation A: 3x + 2y = 3 -y and Equation B: 5x + 3y = 6 + x

So firstly, it makes it a lot easier if we put all the stuff we don't know on one side, and the numbers on the other. Be careful moving the -y over to the other side. This would give Equation A as 3x + 3y...

Answered by Elke M. • Maths tutor

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