mirandadee312
mirandadee312 mirandadee312
  • 23-11-2020
  • Mathematics
contestada

I WILL GIVE EXTRA POINTS
please solve 3 and 4.
name of the assignment: Practice: Segment Addition Postulate​

I WILL GIVE EXTRA POINTS please solve 3 and 4 name of the assignment Practice Segment Addition Postulate class=

Respuesta :

rose0753 rose0753
  • 23-11-2020
I believe for number 3, the answer is x=-5 and for number 4, the answer is either x=21 or x=7
Answer Link
ackahedem582
ackahedem582 ackahedem582
  • 23-11-2020

Answer:

3). -5. 4).7.

Step-by-step explanation:

3).CB + BA = CA

(x+15) + (x+13) = 18

2x + 28 = 18

2x = 18 - 28

2x = -10

x = -5.

4). ED + DC = EC

(2x - 7) + (x - 6) = 8

3x - 13 = 8

3x = 8 + 13

3x = 21

x = 7.

Answer Link

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