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The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

Which geometric principle is used to justify the construction below?

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?