exam Maths Puzzle Numerical Ability

Factor each expression.

4(x+y)+t(x+y)

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exam Other Question

Can some one please help me solve this problem?
The ratio of the complements of two angles is 3:2 and the ratio of their
supplements is 9:8. Find the two original angles.

Thank you! I have a two part word problem that just became even more confusing. It starts out: Suppose that a market research company finds that at a price of p=$20, they would sell x=42 tile