javierhilario javierhilario

19-11-2021
Mathematics

contestada

What value of x makes the equation
modeled below true?

A X = 1
B X 3
CX = 10
DX = 2

What value of x makes the equation modeled below true A X 1 B X 3 CX 10 DX 2 class=

Respuesta :

Leora03 Leora03

19-11-2021

Answer:

D

Step-by-step explanation:

Since the weighing scale is balanced,

weight of the right side= weight on the left side

7(1)= 3x +1

7= 3x +1

Minus 1 on both sides:

3x= 7 -1

3x= 6

Divide both sides by 3:

x= 6 ÷3

x= 2

Thus, option D is correct.

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