drew1200p9konv
drew1200p9konv
02-06-2018
Mathematics
contestada
What is the value of x?
Respuesta :
vidalmari6p99qfk
vidalmari6p99qfk
02-06-2018
x=21
x-4 + 3x +100=180
x + 3x =84(180-100-4)
4x=84
x=21
x-4=17
3x21=63
100+21+63=180
Answer Link
torie001
torie001
02-06-2018
x=21
since there are 180° in a triangle you just have to make sure its equal,so it would be :
(21-4)+(3 *21)=100°
17+63+100=180
there for x equals 21
Answer Link
VER TODAS LAS RESPUESTAS ( 57+ )
Otras preguntas
This is the question please solve this question
According to the unbalanced equation: KCIO3 → KCI + O2 how many moles of potassium chlorate are needed to produce 6.51 moles of oxygen?
What was the effect of people deciding to use the WIND to do hard jobs? (2 Points) they created windmills they created solar panels they stopped using windmills
In Sense and Sensibility, which literary device(s) does Jane Austen use to create suspense? Select all that apply
Brendan read 4 books in 4 weeks, reading the same number of books each month, and in each week of the month. If Alicia reads 2 books each week, how many moreboo
Which form most quickly reveals the vertex? Choose 1 answer: m(x) = -2(x - 6)^2 + 18 m(x) = -2(x - 3)(x -9) m(x) = -2x^2 +24x- 54
A new vaccine was recently tested to see if it could prevent the painful and recurrent ear infections that many infants suffer from. The Lancet, a medical journ
Write the power in words and as a product. \frac{1}{2}^{2}
Julie went to the store with $20.00. if she bought 8 cans of dog food for $.67 per can, how much money did she have left? IF YOU ANSWER THIS QUESTION, I WILL RA
Phillip is actively engaged in the oil business and owns numerous oil leases in the Southwest. During the current year he made several trips to inspect oil well
