Answer:
x > 30
Step-by-step explanation:
x + 2 > 32
Subtract 2 from each side
x + 2-2 > 32-2
x > 30
To answer this you can use a guess and check strategy.
Start with 5 minutes using it (25% lost) and 10 minutes charging (20% gained).
Try 7 minutes using it (35% lost) and 14 minutes charging (28%).
Next, 9 minutes (45%) and 18 minutes(36%).
10 minutes (50%) and 20 minutes (40%). This is the difference.
She used it for 10 minutes and charged it for 20 minutes.
Answer:
Step-by-step explanation:
um
It would be 90999 I am really sure :D
Answer:
Yes, x-10 is an accurate expression. . . .
Hope that helps
