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17-09-2020
Mathematics

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A surveyor is surveying a street. The surveyor is standing at point P looking down the street at a No Parking sign at point A and a Stop sign at point R. Given PA = (3x - 4) meters, PR = 21 meters, AR = 7 meters, and point A is between P and R, what is x in meters?

Answers
A.7
B.6
C.21
D.14

Respuesta :

mhanifa mhanifa

17-09-2020

Answer:

B. 6

Step-by-step explanation:

A is between P and R

PA + AR = PR
3x - 4 + 7 = 21
3x + 3 = 21
3x = 18
x = 6 m

Correct option is B. 6

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