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Solve 11 – 4y = 6y – 3

In order to solve the question, we must find the value of y. First, we collect 'like terms'. This is when we put all the numbers on one side of the equals sign and put all the terms with y in it on the other...
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Answered by Galado E. • Maths tutor
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Work out the solutions to the following quadratic equation: x² + 7x + 10 = 0 by factorising.

Firstly, we have to factorise the quadratic equation. So what this involves is finding two numbers which add up to 7 but also multiply to give 10 at the same time. To help you with this we can find common mu...
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Answered by Tin N. • Maths tutor
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Solve the equation x2-7x=-10

Step 1: Rearrange equation to form x 2 + bx + c= 0 -Add 10 to both sides of equation: x 2 -7x +10=0 Step 2: Factorise the quadratic equation -Find two numbers which add to make -7 and multiply to make 10: -5...
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Answered by Edward W. • Maths tutor
5338 Views

Write 2x2+ 12x + 3 in the form p(x + q)2+ r

Write 2x 2 + 12x + 3 in the form p(x + q) 2 + r Step 1: Factorise all the x terms using a common factor with brackets. In this case 2 is a common factor to both 2x 2 and 12x ==== Step 1 Answer: 2(x 2 +6x)+3 ...
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Answered by Juhi S. • Maths tutor
22393 Views

Using Algebra show that part of the line 3x + 4y = 0 is a diameter of the circle with equation (x^2) + (y^2) = 25

To show that the line is a diameter of the circle you muct show that it goes through the centre of the circle1) finding the centre of the circle. The general eqn is (x-a) 2 + (y-b) 2 = r 2 , where r is the r...
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Answered by Emma L. • Maths tutor
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