exam Maths Puzzle Numerical Ability

Use elimination to solve: x/2+2y=9
2x-y=18

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exam Other Question

Open-Ended Write a problem you could represent with 3k-12=6. Solve the equation and show your solution. I need help solving the following problems:

i(2i)(3i) and [radical] -49 - i

These problems come from an Enrichment activity (5-6) and is a puzzle in order to find a hidden