jess0414 jess0414
  • 03-07-2019
  • Mathematics
contestada

find the value of x if A, B and C are collinear points and B is between A and C. AB= 6x, BC= x-5, AC= 23

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-07-2019

Answer:

x=4

Step-by-step explanation:

AB + BC = AC

AB= 6x, BC= x-5, AC= 23

Substituting what we know

6x + x-5 = 23

Combine like terms

7x -5 = 23

Add 5 to each side

7x-5+5 =23+5

7x = 28

Divide each side by 7

7x/7 = 28/7

x=4

Answer Link

Otras preguntas

Name the angle and the intercepted arc.
What was the name of the Pact made by the Communist countries in 1955? a. NATO Pact b. Brotherhood Pact C. Allied Pact d. Warsaw Pact
can any one help with another word for quilty​
what is 1/4 +1/4+1/2+1/4+1/2+1/8+1/8+1/2+1+1+1/4 simplified!!!!!
Read and choose the option with the regular verb in the imperfect tense. Tú y yo leíamos cuentos de hadas. Tú y yo vamos al cine. Tú y yo hablamhe con mi herman
Ejemplos de cambios superfluos,explicación.
Help me with with all of this 27 points
what is fire proof plastic​
Given the function h(x)=-x^2 + X+4 determine the average rate of change of function over interval -1< x < 5
Provide a detailed description between how the circulatory and respiratory systems work together.