orestielezi53
orestielezi53 orestielezi53
  • 16-02-2020
  • Mathematics
contestada

one angle is 4x*
another one is (x+13)*
the another one is (3x-9)*
guess the x​

Respuesta :

22stolc
22stolc 22stolc
  • 16-02-2020

Answer:

x = 22

Step-by-step explanation:

4x + x + 13 + 3x - 9 = 180

8x + 4 = 180        Combine like terms

     - 4     - 4        Subtract 4 on both sides

8x = 176              Divide both sides by 8

x = 22

Answer Link

Otras preguntas

help me wit these 3 questions plz. A cone has a base radius of 7 centimeters and a height of 21 centimeters.   What is the volume of the cone?         A.
A 12-tooth gear is turned two times. How many times will the 24-tooth gear to which it is connected turn?
why the amount of daylight increase each day in texas as the summer months approach?
evaluate 3p/q when p=2and q=6
If a plane can travel 450 miles per hour with the wind and 410 miles per hour against the wind, find the speed of the plane without a wind and speed of the wind
What were the costs and benefits of fighting in the war for American Indians?
how is Samuel adams remembered
0.4x+0.5y=2.5 1.2x-3.5y=2.5 ELIMINATION BY USING MULTIPLICATION
which form of the verb is correct Neither the children nor the dog _____ frightened by lightning storms. A. Were B. Was
Which is greater? 11/6 or 3/4 1/2 or 8/31 3/4 or 3/5 5/7 or 4/9 Please help