exam Maths Puzzle Numerical Ability

3x-3y=3
-2x =0 what is x and y

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exam Other Question

Write the sentence as an equation, using x for the unknown number. Then solve the equation.


Four times a number added to 8 times the number equals 48. Find the number.
please help me multiply?

2x^2-x-3
over
3x^+7x+4
times
3x^2-11x-20
over
4x^2-9