exam Maths Puzzle Numerical Ability

help me to solve this problem 2x + y = -6 x-3y=-6

Read Solution (Total 0)

exam Other Question

The formula for calculating the amount returned for an initial deposit into a bank account or CD is given by A=P(1+r/n)^nt.
A=Return,P=Principal,r =annual interest rate(expressed Trains at each end of the 50.0 km long Eurotunnel under the English Channel start at the same time into the tunnel. Find their speeds if the train from france travels 8.0km/h faster than the train from England and they pass in 17.0 min.