Answer:
ytyty
Step-by-step explanation:
A.-2x2+-1
(-7x+5)-(2x2-8x+6)
-7x+5-2x2+8x-6 then collect like terms
-2x2-7x+8x+5-6
-2x2-x+1
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4.8 days
12/10 = 1.2
1.2 x 4 = 4.8
Answer: 25d
3d - 2 = 1d
5(5) = 25
25(1d) = 25d
B is the answer