Which survey method is the best representation of a target population?
2 answers:
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Answer:
x = 20
Step-by-step explanation:
since the triangle is a right angle, that means the angle is 90 degrees
equation:
30 + 3x = 90
subtract 30 on both sides
30 - 30 + 3x = 90 - 30
3x = 60
then divide each side by 3
x = 20
Or on algebraic expression y= 3/2x+ 17/2
