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Mathematics 13 Online
OpenStudy (anonymous):

Help! an equation graph problem please help

OpenStudy (anonymous):

b - 12 = -8

jimthompson5910 (jim_thompson5910):

first solve for b

OpenStudy (anonymous):

k

OpenStudy (anonymous):

9.on the pdf file

OpenStudy (anonymous):

b=4?

jimthompson5910 (jim_thompson5910):

correct, so you just plot the point at 4 on the number line

OpenStudy (anonymous):

thank you i have more too

OpenStudy (anonymous):

15. on the pdf

jimthompson5910 (jim_thompson5910):

replace m with 20 in each inequality then evaluate and simplify if you get a true inequality, then 20 is a solution if not, then 20 is not a solution

OpenStudy (anonymous):

its not d

OpenStudy (anonymous):

or a

jimthompson5910 (jim_thompson5910):

good so far

OpenStudy (anonymous):

not c at all

OpenStudy (anonymous):

so b?

jimthompson5910 (jim_thompson5910):

you got it

OpenStudy (anonymous):

so you subtract 20 and -6

OpenStudy (anonymous):

you get 26

jimthompson5910 (jim_thompson5910):

no, -6 + m > 12 -6 + 20 > 12 14 > 12

OpenStudy (anonymous):

oh whoops i put 20 + 6

OpenStudy (anonymous):

16.

OpenStudy (anonymous):

on the file

jimthompson5910 (jim_thompson5910):

ok last one x is at least 50 means that \(\Large x \ge 50\) To graph this, you plot the point 50. Make it a closed or filled in circle. Then you shade to the right of this circle. So that would make the answer to be choice C

OpenStudy (anonymous):

i got 3 more)

OpenStudy (anonymous):

oh i clicked the wrong one on the test i clicked b

OpenStudy (anonymous):

17.

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