Answer:
19w^2-m
Step-by-step explanation:
4w^2-m+15w^2
The second bracket becomes 15w^2 because it's a negative number multiplied by -1
(4w^2-m)+15w^2
1507.666666666.....
an=n^3-n^2-6
Answer: 17,000.106.
Step-by-step explanation: hope this helps
x=3
Hope this Helped!
x=29
3x=x+58
2x=58