brooklynfinch1817 brooklynfinch1817
  • 21-09-2020
  • Mathematics
contestada


if mBC= 24 ft, mAC = 2x+1, and the mBA=7x-4, what is the value of x?

Respuesta :

MrRoyal
MrRoyal MrRoyal
  • 26-09-2020

Answer:

[tex]x = 3[/tex]

Step-by-step explanation:

[tex]BC = 24[/tex]

[tex]AC = 2x + 1[/tex]

[tex]BA = 7x - 4[/tex]

Required

Find x

The given parameters shows that A is a point on BC;

So:

[tex]BC = BA + AC[/tex]

Substitute values for BC, BA, AC

[tex]24 = 7x - 4 + 2x + 1[/tex]

Collect Like Terms

[tex]24 + 4 - 1 = 7x + 2x[/tex]

[tex]27 = 9x[/tex]

Solve for x

[tex]x = 27/9[/tex]

[tex]x = 3[/tex]

Answer Link
briannaseely briannaseely
  • 30-09-2020

Answer:

x=3

Step-by-step explanation:

:)

Answer Link

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