The length of the rectangle is \(2x + 5\). The width of the rectangle is \(3x - 2\). The highlighted words are the most important ones. The key word in the question is perimeter. The question asks to ...
In algebra, letters are used to stand for values that can change (variables) or for values that aren’t known (unknowns). A term is a number or letter on its own, or numbers and letters multiplied ...
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