Apattern follows the rule "starting with one, every consecutive line has a number one more than twice the previous line".1. how many marbles must be in the fourth line?

99 points create an expression equivalent to 3(4x -2) -5x + 10 using the least number of terms. (1 point for expression and 1 point for showing your work)

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?