Answer:
10x - 6
Step-by-step explanation:
x = 3/2
10 * x = 15
10x + 6 = 21
21-6 = 15
Hope this helps : )
D because its more formal then the other ones.
Answer:
sorry can I ask a question concerning ur question
Answer:
3x + 3y
Step-by-step explanation:
The two minus signs make a plus sign. Therefore, we replace the minus signs with a plus sign, getting 3x + 3y.