The number would be -9, It would be -9 because 5 more than -18 would be -13, and -9 times 2 is -18
Answer: 1,999,000
Step-by-step explanation:
And yes I made sure it was right
2, No solution
3, Infinite many solutions
4, (0,-3)
i hope i was able to help!! so sorry if i made a mistake
Answer:
50 minutes
Step-by-step explanation:
Given:

Since Emily only practiced on Monday and Wednesday, the sum of time on both days is the time Emily practiced on the piano for a week.

<u>Substitute the times in the equation</u>

<u>Simplify the equation</u>


