ellakelly726 ellakelly726
  • 10-03-2020
  • Mathematics
contestada

What is the value of x?
5
3 8 7

What is the value of x 5 3 8 7 class=

Respuesta :

emmajademugford
emmajademugford emmajademugford
  • 10-03-2020
All angles in a triangle add up to 180

180 = 9 + 15 + 2x - 1 + 3x

180 = 24 - 1 + 2x + 3x

180 = 23 + 5x

180 - 23 = 5x

157 = 5x

Divide both sides by 5

X = 31.4 or 157/5
Answer Link

Otras preguntas

Which equation written in two variables is equivalent to the function: f(x)=-2(x-4)y=-2(x-4)
You are trying to train your dog to sit, so you work with him every day after lunch and then again after dinner. After several days, you notice that your dog si
Hullan's age is two times Thomas's age. The sum of their ages is 21. What is Thomas's age?
Create a Python file named num_sum.py that contains: The definition of two functions: volume - accepts three parameters and returns the product of them, but dis
Question 4 How much time does it take to walk 8 km north at a velocity of 3.8 km/h?​
Did objects in the early Solar System get generally smaller or larger? Explain.
which rule explains why these triangles are congruent? ​
1 + 1 is equal to what​
The difference between Ley farming and Mixed farming​
Complete the equation for the conversion of sucrose into glucose (1)C12H22O11 + H2O