Simplify by combining like terms 1) 7b - (3a - 8b)

2) 4a-5(a+1)

show work, please

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

What is 4(x2 – 3x) + 12x2 + x simplified? f 4x2–3x h 16x2–11x g13x2–2x i16x2–12x

Order 1100000, 314000, 965000, 1890000, from least to greatest.