Answer:
10^9
Step-by-step explanation:
1,000,000,000
There are 9 zeros
This is in the form
a* 10^b where a is the first digit and b is the number of zeros
1 *10^9
We can drop the 1 because 1 times anything itself
10^9
Answer:
4x + 64
Step-by-step explanation:
1) 7x + 6 - 5x + 4
2x + 10 is the answer
2) 5x - 3y - x + y
4x - 2y is the answer
3) 9x - 4y + 5x + 2y
14x - 2y is the answer
I'm not sure what you did at first, but here's how I solved it:
7(3+3)-9
7(6)-9
42-9
=33
i can't see your original answer, so i can't tell you specifically what went wrong, but i hope that helps!
Answer: 0,-1
Step-by-step explanation: