Which expression has a solution of 56, if r = 8? 6r 7r 8r 9r

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=

3x + 4y = 5 x- 3y = -7 solve by substitution

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs