exam Maths Puzzle Numerical Ability

7. Solve the following system of equations using substitution, elimination, or graphing. Please and Thank you.

y=2x+6
2y+3x=5

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exam Other Question

Please help me solve this problem.

1) Express x^3-1/(x+2)(x-2)as partial fractions.

2) Find the solution set of 2/x-3 > 5/x-1
5x^2+x^2=42