400,000,000 + 30,000,000 + 200,000 + 90,000 +100
Answer:

Step-by-step explanation:
1. Expand by distributing sum groups.
2. Expand by distributing terms.

3.Expand by distributing terms.

4. Remove parentheses.

5. Collect like terms.

6. Simplify.

Thus. the answer is,

Answer:
8+k2-6>8(k+2)-4k
Step-by-step explanation:
8+7×2-6 and 8(7+2)-4×7
8+14-16 and (56+16)-28
6 and 44
Answer:
A
Step-by-step explanation:
area of a circle is pi*r^2
pi*144 is 452.389342, so A
Answer:
0.138889
Step-by-step explanation:
formula is to divide by 144
which first you multiply 5×4 which gives you 20
therefore 20÷144
=0.138889