gjgolonkaovknjp gjgolonkaovknjp
  • 23-08-2020
  • Mathematics
contestada

If m∠PQR=(12x−2)∘, and mPR=(20x−10)∘, what is m∠PQR?
a. 137.5
b. 70
c. 16
d. 81

Respuesta :

meredith48034
meredith48034 meredith48034
  • 23-08-2020

Answer:

Step-by-step explanation:

12x - 2 + 20x - 10 = 180

32x - 12 = 180

32x = 192

x = 6

12*6 - 2

72 - 2 = 70

the solution is b

Answer Link

Otras preguntas

If4 times the reciprocal of a number is 3 more than 5/2 times the reciprocal of that number find the number Show your work
If4 times the reciprocal of a number is 3 more than 5/2 times the reciprocal of that number find the number Show your work
what events happened beforeloyalists left boston and philadelphia?
what is the difference between dividing 16 by 2 and finding the square root of 16
what is 4 over 9 minus 1 over 12 equal simplified?
What is the simplest form for the product 3/5 •25/36 is?
what is the difference between dividing 16 by 2 and finding the square root of 16
What is the simplest form for the product 3/5 •25/36 is?
what is the difference between dividing 16 by 2 and finding the square root of 16
The equation s x  2 5 can be used to estimate the speed, s, of a car in miles per hour, given the length in feet, x, of the tire marks it leaves on the ground.