abdallahdaman991
abdallahdaman991 abdallahdaman991
  • 18-02-2021
  • Mathematics
contestada

Please help, and plz don't be saying this is the right answer if u dont know for sure.

Please help and plz dont be saying this is the right answer if u dont know for sure class=

Respuesta :

RandomlyQuestioning RandomlyQuestioning
  • 18-02-2021

Answer:

135 degrees

Step-by-step explanation:

(8x-7)+(12x+57)=180

combine like terms

20x+50 = 180

subtract 50 on both sides

20x = 130

divide by 20

x = 130/20

x = 13/2

x = 6.5

cpq = 12x+57

cpq = 78 + 57

cpq = 135

Answer Link

Otras preguntas

Does the green tea have coffein ???
The two epics written by Homer the Illiad and the Odyssey are considered to be what's known as Primary epics. The third book written by Virgil, The Aeneid , is
Does the green tea have coffein ???
Who knows the book Rose Blanche
Who knows the book Rose Blanche
Who knows the book Rose Blanche
Your model locomotive is 16 inches long. It is an exact model of a locomotive that is 40 feet long. A window on the locomotive is how many times wider than a wi
The coordinates of the vertices of ANGLE PQR are P(-3,3), Q(2,3), and R(-3,-4). Find the side lengths to the nearest hundredth and the angle measures to the nea
Who knows the book Rose Blanche
The coordinates of the vertices of ANGLE PQR are P(-3,3), Q(2,3), and R(-3,-4). Find the side lengths to the nearest hundredth and the angle measures to the nea