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=

Respuesta :

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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