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Solve 4(3x – 2) = 2x – 5

First, multiply out the bracket on the left hand side. Then move the numbers (without "x's") to the right hand side. After that, move all the x values to the left hand side. Finally, divide both si...
TD
Answered by Tutor199719 D. • Maths tutor
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Deforestation has both environmental and economic impacts. Define deforestation, any environmental impacts and economic causes of deforestation.

Deforestation is defined as the act of clearing large areas of forest or woodland, usually for economic gain and not as a means of natural resource management. These impacts can be environmental or economic,...
RM
Answered by Rimah M. • Geography tutor
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Solve the inequality 2(2x − 4) > 28

2(2x-4)>28In this question we want the get the x on it's own so we need to remove everything beside it.So we multiply out the brackets 2(2x-4) = 4x-8So then we have 4x-8>28.Then we move the 8 to the ot...
RS
Answered by Rebecca S. • Maths tutor
5846 Views

Find ∫((x^2−2)(x^2+2)/x^2) dx, x≠0

Before we start any integration steps it would be wise to try and simplify the fraction that we have been given. We want to get rid of that denominator so we will start by expanding out the numerator. This c...
AS
Answered by Anthony S. • Maths tutor
2762 Views

If you are given the function f(x) = 10-3x and g(x) = (x-3)/2 , find the value of the composite function gf(4) ?

The composite function can be thought of as if the function f(x) is the variable for the function g(x) instead of x. So first you find the value of the function f(4),f(4) = 10 - (3x4) = 10 - 12 = -2Now that ...
HL
Answered by Hajerah L. • Maths tutor
4339 Views