exam Maths Puzzle Numerical Ability

26. Find values for m and b in the following system so that the solution to the system
is (-3,4).

5x + 7y = b
Mx + y = 22

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exam Other Question

Simplify.

1+(1/3) over 1-(3/7) = ??????

I used the parentheses to show that, for example, it is not 1+1 over 3, but 1 plus 1/3. The same stands for the second part of the problem. The formula for calculating the amount of money returned for an initial deposit money into a bank account or CD (Certificate of Deposit) is given by A=P(1+r/n)^nt Carry all calcul