Write an algebraic expression that models the situation “the piggy bank contained $25, and $1.50 is added each day.” use d to represent the number of days a) 25d+1.5 b) 25+1.5d c) 25d+1.5d d) 25+(1.5)(7)d

the answer is b because the piggy bank originally contained $25 and the person adds $1.50 per day.. so: 25+1.5d

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.

(3x-8) or (3x+8)

step-by-step explanation: