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OpenStudy (anonymous):
help with fast easy question!
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OpenStudy (anonymous):
OpenStudy (anonymous):
60-2x=70-4x
OpenStudy (anonymous):
those angles equal due to interior exterior postulate or corresponding angle postulate
OpenStudy (anonymous):
add both sides by 4x for 60+2x=70
OpenStudy (anonymous):
subtract both sides by 60 for 2x=10
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OpenStudy (anonymous):
then divide both sides by 2
OpenStudy (anonymous):
so 5
OpenStudy (anonymous):
10/2=5 yes.
OpenStudy (anonymous):
sweet!
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