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Amanda and Wim share some money in the ratio 2:5. Wim receives £115. Calculate how much money was shared?

First, you need to find value of one part. We can see that Wim who has a share of 5 parts gets £115. So, 5 parts is equivalent to £115. Therefore, value of each part is 115/5 = £23. Now,...

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Answered by Saeideh N. Maths tutor
12049 Views

rearrange c=(4-d)/(d+3)

c = 4-d/d+3 x d+3 = c(d+3)= 4-d = cd +3c= 4- d = cd+d=4-3c. = d(c+1)=4-3c = d= 4-3c/c+1

VY
Answered by Verina Y. Maths tutor
7234 Views

Find integer solutions for m - n(log3(2)) = 10(log9(6)).

From the properties of logarithms (logba = logca / logcb), 10log96 can be rewritten as 10(log36 / log39). Since log39 = 2, 10lo...

TK
Answered by Tristan K. Maths tutor
10654 Views

PQR is a triangle with vertices P (−2, 4), Q(4, 0) and R (3, 6). Find the equation of the median through R.

(1) Find the Midpoint of PQ which is (1,2) (Halfway between the x and y coordinates)(2) dy/dx for M(1,2) -> R(3,6) = (6-2)/(3-1) = 4/2 = 2(3) y =mx + c so y = 2x + c when R(3,6) is input 6 = 2(3) + c, ...

SH
Answered by Scott H. Maths tutor
4347 Views

Why is ꭍ2x=x^2+C?

Differentiating x2 gives dx2/dx=2x. Differentiating a constant C gives 0. d( x2 +C)/dx=dx2/dx+dC/dx=2x+0=2x. Since integration is the inverse function of differ...

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Answered by Larisa D. Maths tutor
5564 Views

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