Answer:
125/42
Step-by-step explanation:
15/7 + 2/3 + 1/6
90/42 + 28/42 + 7/42
2.976
10s²-6s+9
C = -3 + 5s²
B = -2s + 5
2(-3 + 5s²) = -6 + 10s²
3(-2s + 5) = -6s + 15
10s² - 6s + 9
<em>Answer below:</em>
<em>Hope this helps :-)</em>
