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¿Cuál es tu opinión de Facebook?

A mi parecer, Facebook controla demasiadamente la vida de mucha gente, y de muchas maneras. Por ejemplo, crea la presión social, en forma de mostrar fotos de los demás divirtiéndose. Los psicólogos han he...

Answered by Miles R. • Spanish tutor

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Solve algebraically: 6a+3b=24, 3a-b=7

Equation 1 : 6a+3b=24Equation 2: 3a-b=7
Rearrange equation 2 to make b the subject:add b to both sides : 3a=7+bminus 7 from both sides: 3a-7=b
Substitute this into Equation 1 : 6a + 3(3a-7)=24

Answered by Emily G. • Maths tutor

4960 Views

Find the coordinates of the stationary points of the curve 3x=y+6x+3

First, straight away from reading the question you know this question will involve differentiating the function with respect to x so immediately you want to re-write the equation in terms of y which in th...

Answered by James S. • Maths tutor

3835 Views

The equation of line L1 is y=4x+3, The equation of line L2 is 4y-16x-2=0, Show that these two lines are parallel.

The equation of a line is shown in the form y=mx+c to prove that two lines run parallel you must prove that they have the same gradient or value of 'm', the number before x. The first equation L1 is alrea...

Answered by Sophie C. • Maths tutor

3698 Views

What is the difference between direct and representative democracy

Definitions: short, sharp key works to gain the marks- especially for the 5 mark definition questions in GPO1/GPO2
Direct Democracy:In a direct democracy people vote...

Answered by Priya S. • Government and Politics tutor

97918 Views