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OpenStudy (alurahenderson):
What is the solution to the equation http://static.k12.com/bank_packages/files/media/mathml_f82903dd493013693b9ad4b045ecd5fed59f2eb9_1.gif
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OpenStudy (alurahenderson):
@pooja195
OpenStudy (alurahenderson):
A. z = –42 B. z = –34 C. z = –30 D. z = 42
pooja195 (pooja195):
We want to isolate Z right? So start by subratcing the 2 from both sides
OpenStudy (alurahenderson):
0 and 10?
pooja195 (pooja195):
yes so the 2 cancels out now we want to multiply by the reciprocal what is 10 x 3 = ?
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OpenStudy (alurahenderson):
30
pooja195 (pooja195):
sorry we skiped a step when we flip it would turn to -x therefore what is -3 x 10= ?
OpenStudy (alurahenderson):
-30
pooja195 (pooja195):
Right so you get z=-30 :)
OpenStudy (alurahenderson):
Thank you!!
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pooja195 (pooja195):
:)
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