alaynatorres434 alaynatorres434
  • 20-08-2020
  • Mathematics
contestada

So I need help. If DE=4x+10,EF=2x-1,and DF=9x-15 find DF?????

Respuesta :

tomson1975
tomson1975 tomson1975
  • 24-08-2020

Greetings from Brasil....

Looking at the figure we can say that:

DF = DE + EF

and

DF = 9X - 15

DE = 4X + 10

EF = 2X - 1

So

DF = DE + EF

9X - 15 = (4X + 10) + (2X - 1)

X = 8 and

DF = 9X - 15

DF = 57

Ver imagen tomson1975
Answer Link

Otras preguntas

The price of a gym membership has a one-time sign-up fee and a monthly fee. The price can be modeled by the function y = 10x + 15, where x is the number of mont
explain how unfavorable traits can disappear in a specie​
where do males recessive their X chromosome
Please help me out if possible!
Compute the exact value of the function for the given x-value without using a calculator.F(x)=6^x for x = -3
Find the area Plz help
If AB= 9 BC=12, Which does AC equal ?
Which of the following is NOT something that happened as a result of the industrial revolution? A. Factories replaced homes as the centers of production. B. M
what did zheng he voyages accomplished for the chinese empire​
What disappears as soon as you say its name?