Answer:
4i - 3
Step-by-step explanation:
-10 + 9i + 7 - 5i
Collect like terms: 4i - 3
Answer:
12x-48
-8y-96
-x+11
Step-by-step explanation:
74.5 minutes
Turn every fraction denominator to 60 since those are minutes
5. 14.5
- ×7.5= -----
8. 60
1/2 × 30= 30/60
2/5×12= 12/60
3/10×6= 18/60
Add all of the numerators together for the total number of minuted
Answer:

Step-by-step explanation:
Write 0.7 *10^-2 into scientific notation:
Hope this helps! ^^"