The variables a, b, c, and d each represent a different integer from 0 through 3 in the following equations. Find the value of a, b, c, and d. Explain your method.

a + c = a

d + d = a

b – a = d

Which expression is equivalent to sq-80

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?