20% of 49 is?
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2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane