Answer:
step back u idiot
Step-by-step explanation:
Answer: I think
x ≤ 13
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∠1+∠7=180°
7x+8+10x+2=180
17x+10=180
17x=170
x = 10
Answer:Solve by simplifying for both sides of the equation, then isolating the variable.
Step-by-step explanation: x=0.4174294