Farmer Bob would like to plant three additional fields to produce. Find the dimensions of the fields for each of the given areas.

a. The area of the strawberry field is 16xsquared + 4x

b. The area of the cucumber field is x squared - 4x - 21

c. The area of the tomato field is x squared - 36

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?