Answer:
$16
Step-by-step explanation:
This method is probbaly working backwards. I'm not sure.
12 - 4 = 8 (How much she was left with if she didn't wash the car for 4 dollars)
8 x 2 = 16 (They mentioned she spent half of her weekly allowance)
Answer:

Step-by-step explanation:

You should also have a little money saved aside so that you can pay them the money you saved and then work for the rest of the money you need to pay off
sorry if im incorrect
Answer:
two times a number
Step-by-step explanation:
Uhhhhhhhhhhhhhhhhhhhhhhhh