x-3y=7 2x-6y=12
You can multiply -2 in the first equation like this.
x+6y=7
2x-6y=12
Now you can eliminate 6y and -6y so cross them out and do x-2 which is -1 and 7-12 which is -5 -1/-5 would be .2
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Answer:
im think its 20 and 39 im not sure tho
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Answer:
Measure of <z would 125 degrees
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Answer:
(y2-y1/x2-x1) is the equation, plug in the points
6-8/-4-5
-2/-9
2/9 is the slope
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