Math, 26.02.2020 09:10, siya1472006

# Olve the following simultaneous equations for x and y.

(ii) Solve the to

m(x + y) + n(x - y) - (m2 + mn + n2) = 0;

fr + y) + m(x - y) - (m? - mn + nạ) = 0.

(1) Let x + y = a, x - y = b.

(2) Transfer the terms not containing x and y to RHS.

(3) Add equations, substitute the values of a and b and solve

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Olve the following simultaneous equations for x and y.

(ii) Solve the to

m(x + y) + n(x -...

(ii) Solve the to

m(x + y) + n(x -...

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