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OpenStudy (anonymous):
for what value of x is angle 1 complementary to angle 2, if m angle 1=5x+4 and m angle 2=7x+2?
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OpenStudy (anonymous):
OpenStudy (anonymous):
3 7 1 14.5
OpenStudy (anonymous):
What
OpenStudy (anonymous):
@OrangeMaster
OpenStudy (anonymous):
@agent0smith
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OpenStudy (agent0smith):
Complementary means they add to 90 degrees, so 5x+4 + 7x+2 = 90
OpenStudy (anonymous):
so i just solve for x
OpenStudy (anonymous):
12x+6=90 -6 -6 12x=78 /12 /12 x=6.5
OpenStudy (agent0smith):
90-6 isn't 78, though....
OpenStudy (anonymous):
o sorry its 84
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OpenStudy (anonymous):
x=7
OpenStudy (anonymous):
wow i failed at subtraction :(
OpenStudy (agent0smith):
Good job :)
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