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A is the point with coordinates (5, 9) B is the point with coordinates (d, 15) The gradient of the line AB is 3 Work out the value of d.

To work out the coordinates of point B, you need to look at all of the information that is given in the question.The question tells you that the gradient of the line is 3, which implies that we need to use t...
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Answered by Sophie C. • Maths tutor
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What is postmodernism?

Postmodernists are theorists in sociology, contrasting with modernists, who believe that we have left modern society and are instead currently in postmodern society. Most theories covered in sociology e.g. t...
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Answered by Lucy V. • Sociology tutor
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A rectangle has the length of (2x + 5) and the width of (3x - 2). The perimeter of the rectangle is 36cm. Find the length and width of this rectangle.

Perimeter = (2x+5) + (2x+5) + (3x-2) + (3x-2) = 36= 10x + 6 = 3610x = 36 - 6 10x = 30x = 30/10x=3cmLength = (2x + 5)=2 X 3 + 5=6+5Length =11cmWidth = (3x - 2)= 3 X 3 - 2=9 - 2Width = 7cmDouble check: (2x+5) ...
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Answered by Jamie M. • Maths tutor
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Solve the simultaneous equations: 5x + y = 21 and x - 3y = 9

First, we must rearrange these equations to make them easier to work with. There are many ways to do this, but I will rearrange them so they both look like x=_____ so that we can temporarily eliminate x from...
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Answered by Maddie P. • Maths tutor
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Decris-moi les meilleurs vacances d'été que tu aies jamais eues.

Il y a trois ans, en 2017, je suis allé au Pays Bas avec ma famille pour des vacances a vélo. L'objectif du séjour était d'essayer de parcourir le pays entier en deux semaines seulement avec nos vélos et nos...
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Answered by Daniel H. • French tutor
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