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simplify the expressions
1. 2x + 1 + 3x + 7
2. 5x + 2(3x + 5)

Select the number of ways in which a line and a circle can intersect

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.