alishacherevko
alishacherevko alishacherevko
  • 20-03-2020
  • Mathematics
contestada

what is the measure of the base in the triangle shown below?
A. 11
B. 45
C. 25
D. 30

what is the measure of the base in the triangle shown below A 11 B 45 C 25 D 30 class=

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saralofishlion
saralofishlion saralofishlion
  • 20-03-2020

Answer:

c. 25

Step-by-step explanation:

BOTH SIDES HAVE X SO YOU PUT THEM IN A 1 EQUATION WAY AND SOLVE X:

4X+1=2X+23

4X-2X=23-1

2X=32

X= 32/2=11

THEN YOU GO TO THE BASE AND CHANGE X AND SOLVE THE EQUATION WITH X=11

3x11-8

33-8= 25=BASE

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