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for problems 6-11, find the sum or difference.
6.
7.
4.165
+3.685
0.089
-0.075
2.70
9. 1.25 +2.39
$ 8.
houghton mifflin harcourt publishing company
12.15
+6.832
11. 0.91 -0.487
10. 4.08 - 3.975

What is the value of x in the following equation. -x ^3/2 = -27

Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}

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