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There are 2 ways to solve simultaneous equations which are by substitution or elimination. In this example you can use both but elimination is simpler. So we have 2x + 7y = 14 and x + y = 2. To use elimin...

This question is an example of compound interest rates. The question asks to find the interest rate of the bank. So first of all we should form an equation relating our initial amount, interest rate, time...

Management accountingcollecting and analysing internal information which are used by internal stakeholders such as managers. This help them with decision making to help them achiev...

X=2Y=1

This question is a simultaneous equation, this means we substitute one value into the other equation.We are looking for the points where the curves intersect.First I would take x+y=3 and bring the y over ...