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a) y = x/2 - 1 b) y = -2x + 9
5 tins of soup have a total weight of 1750 grams.--> from this, we can calculate the total weight of 1 tin of soup, with 1750÷5 = 350 grams4 t...
We will begin by eliminating fractions in the equation. To do this, the equation will be multiplied by 4 and (x+2), as these are the denominators of the two fractions.Multiplying by 4 gives:x - (8x/...
It relates back to what we actually mean why we say dy/dx. Simply put, dy/dx means the rate of change of y with respect to the rate of change in x over a infinitely small space of time. Therefore, when we...
We approach this question using algebra.Lets say the price of teas=x, and the price of coffees = ytherefore 2 equations can be written:3x+2y=7.805x+4y=14.20we now treat these equations as simultaneous equ...
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