A32 ft ladder leans against a building so that the top of the ladder touches the building at a point 23 ft above the ground. to the nearest tenth of a foot, how far from the bottom of the building is the bottom of the ladder? 39.4 ft 27.5 ft 22.2 ft 30.1 ft

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Which of the following points is collinear with (-2,1) and (0,3)