exam Maths Puzzle Numerical Ability

Still having some problems with my homework. Can anyone help?

9x-2y=50
6x-2y=32

Thank you,

Amanda

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exam Other Question

Evaluate each expression for the given values of the variables. Please show how you solved the problem.
a) 3x-5 when x=2
b) -x + 1 when x= -3
c) 4x2 when x = -1 Find the root ^4/256 radical equation