Zachary purchased a computer for $1,800 on a payment plan. three months after he purchased the computer his balance was 1,350. five months after he purchased the computer his balane was $1,050. what is an equation that models the balance (b) after (m) months?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.