Answer:
Step-by-step explanation:
-7x+4=18
-7x=14
Divide-7 on both sides of the equal sign which is going to leave you with x=-2
Answer:
x=121.5
Step-by-step explanation:
Angle at the center =2 times angle at the circumference
Total angle at the center =360
Angle left=360-117=243
243/2=121.5
Step-by-step explanation:
draw it through the center to form the simplest line if that helps :)
I believe it would be 18u/2n or maybe 2n:18u or 18u:2n
Hope this helped