the answer was 5mx^2-8ax+x^2+3a
let's show your
(5m+1)x^2-8ax+3a
distribute
(5m)(x^2)+(1)(x^2)-8ax+3a
5mx^2+x^2-8ax+3a
answer was 5mx^2-8ax+x^2+3a
hope this helps
8. 15
9. 12
10. 2 2/3
11. 3 1/5
12. 25 9/10
13. 23
Answer:
1000
Step-by-step explanation:
Round the 6 in 600, this is 1 significant figure.6 rounds up to 10 making 1000