robloxman40010 robloxman40010

17-03-2022
Mathematics

contestada

What is the value of x in the equation shown ? 3x -10 + 4x = -2( x - 4 ) = 9

Respuesta :

Yang100 Yang100

19-03-2022

Answer:

2

Step-by-step explanation:

3x-10+4x=-2(x-4)

7x-10=-2(x-4)

7x-10=-2x+8

7x-(-2x)-10=8

7x+2x=8+10

9x=18

x=18/9

x=2

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