
The average of 45 and 19 is
32.
The answer is C hope it helped
Answer:
12 * 10 ^ 7
Step-by-step explanation:
3 * 10 ^ 2 * 4 * 10 ^5
= 12 * 10^ 2 + 5
= 12 * 10 ^ 7
Hope it will help :)
Answer:
Step-by-step explanation:
4x- 8x-90
= -4x - 90
= -2(2x + 45)