Answer:
B
Step-by-step explanation:
120+4x-12=180, 4x+108=180,4x=72, x=18
Answer:
Yes
Step-by-step explanation:


and thus the given segments are parallel by the converse of the triangle proportionality theorem.
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Answer:
The Answer is C
Step-by-step explanation:
3x-4y=5
2x+4y=-3
This equation is the answer to this problem because just by looking at it, you can immediately cancel out the y value and solve for x.
The other equations are wrong because their is extra work needed to eliminate the values.
For the first triangle add 45 and 95 and subtract it from 180