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OpenStudy (anonymous):
hey who is good with Equations with Mixed Operations i really need help
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OpenStudy (anonymous):
what's your question?
OpenStudy (anonymous):
What is the solution to the equation?
8x + 4 = –20
@tHe_FiZiCx99
OpenStudy (the_fizicx99):
subtract 4 from both sides and divide both sides by 8 to isolate x
OpenStudy (anonymous):
subtract 4 from each side to get your constants on one side and your variables on the other
OpenStudy (anonymous):
8x + 4 = –20
8x + 4 -4 = –20 -4
8x + 0 = -20-4
8x = -24
8x/8 = -24/8
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OpenStudy (anonymous):
What is the solution to the equation?
2- 2/3=12 @tHe_FiZiCx99
OpenStudy (the_fizicx99):
Wheres the variable to divide by.. you said mixed operations?
OpenStudy (anonymous):
2- Z/3=12
OpenStudy (the_fizicx99):
subtract 2 from both sides, then multiply both sides by 3 to isolate z
OpenStudy (anonymous):
okay
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OpenStudy (anonymous):
-30
OpenStudy (the_fizicx99):
Yesh
OpenStudy (anonymous):
3q=5=-2q+20
OpenStudy (the_fizicx99):
What do you think you do first?
OpenStudy (anonymous):
subtract 3 from each side
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OpenStudy (the_fizicx99):
Why..? You want to leave the variable alone to divide. You would add 2q to 3q and subtract 5 to 20
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