exam Maths Puzzle Numerical Ability

how to write an augmented matrix for 3x+2y=7,x-3y=17?

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exam Other Question

rewrite each equation as a function of x

-3x+4y=11
Two, six sided dice are rolled. Which has the highest probability?
10 ?
9 ?
7 ?
4 ?
2 ?

Please help solve.