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OpenStudy (anonymous):
Help Please !
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OpenStudy (anonymous):
OpenStudy (anonymous):
Opposite angles are equal to each other. Then use the property that the angle of a straight line is 180 degrees.
OpenStudy (anonymous):
can you help me set it up ? @PhysicsGuru
OpenStudy (anonymous):
Ok look at the angles 2x - 3 = 129 (Opposite Angles)
Then use the property of the angle degree of a line is 180:
3y +129 = 180
Solve for y and x
OpenStudy (anonymous):
what im getting isn't one of the answers .. @PhysicsGuru
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OpenStudy (anonymous):
Using the above you will get one of the answers. What are the algebra steps you are doing?
OpenStudy (anonymous):
i subtracted then divided . @PhysicsGuru
OpenStudy (anonymous):
you would add 3 then divide
You would subtract 129 and then divide
OpenStudy (anonymous):
add 3 to both sides? @PhysicsGuru
OpenStudy (anonymous):
what wait ?
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OpenStudy (anonymous):
2x - 3 + 3 = 129 + 3 -> 2x = 132 -> x = 132 / 2
OpenStudy (anonymous):
x=66 . @PhysicsGuru
you'll have to forgive me ive missed a whole year of school lol
OpenStudy (anonymous):
yes that is the x value
OpenStudy (anonymous):
y=17 ... @PhysicsGuru
OpenStudy (anonymous):
correct
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