raemiahs raemiahs

19-10-2022
Mathematics

contestada

What is the solution to this equation?
9x-4(x-2)=x+ 20
OA. x=7
OB. x=-3
OC. x=-7
OD. x=3

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

19-10-2022

Answer:

x = 3

Step-by-step explanation:

9x-4(x-2)=x+ 20

Distribute the 4 to solve for x

9x-4x+8=x+ 20

Combine like terms

5x+8 = x+20

Subtract x from each side

5x+8-x = x+20-x

4x+8 = 20

Subtract 8 from each side

4x+8-8 = 20-8

4x= 12

Divide by 4

4x/4 = 12/4

x = 3

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