exam Maths Puzzle Numerical Ability

4x+5y=-16
-2x+5y=12

Solve for x and y.

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exam Other Question

Given:Parallelogram ABCD
Prove:Segment RE is congruent to segment SE
AC intersects BD at E RS also intersect at E A total of $10,000 is deposited in two accounts. On one account, the annual simple interest rate is 9.5%. On the other, the annual simple interest rate is 13%. How much is inves