yan65 yan65
  • 01-11-2019
  • Mathematics
contestada

13x-11 +18x15+ 4x+1=180°

Respuesta :

nguyenminhnguyet82
nguyenminhnguyet82 nguyenminhnguyet82
  • 01-11-2019

Answer:

x = - 80/17, or x = - 4 [tex]\frac{12}{17}[/tex]

Step-by-step explanation:

13x-11 +18×15+ 4x+1=180°

<=> (13x + 4x) + (18×15+ 1 - 11)=180°

<=> 17x + 260 =180

<=> 17x = 180 - 260

<=> 17x = - 80

<=> x = - 80/17

<=> x = - 4 [tex]\frac{12}{17}[/tex]

Answer Link

Otras preguntas

Does an Off-Duty Police Officer have Authority in US?
The function f(t) = −5t 2 + 20t + 60 models the approximate height of an object t seconds after it is launched. How many seconds does it take the object to hit
In the book: A Wrinkle in timeWhat advice, which was given by Mrs. Who, does Charles Wallace forget to follow?A.Only fools are afraid.B.Go off on your own when
Examples of cultural diffusion in ancient Rome pertaining to government
If y=2 when x=3. What is the value of y when x=9?
find the area of a triangle given that c=40m b=20m a=48°
what is greater 0.7 or 7/9?
Why do we use granite?
a swimming pool holds 375,000 liters of water. two large hoses are used to fill the pool. the first hose fills at a rate of 1500 liters per hour and the second
How far away is Canopus in kilometres?