Solve each system by elimnination.
5c- 4t= 8
14 + 4t = 3c

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?