19+17+15+13+7+5+3+1 Which of the following is another way of writing the sum of the numbers shown?

A.4×18
B.4×19
C.4×20
D.4×21

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Long division the problem is 40 ➗ 348 = ?

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