Emily and jimmy each improved their yards by planting rose bushes and shrubs. they bought their supplies from the same store. emily spent $68 on 5 rose bushes and 3 shrubs. jimmy spent $161 on 1 rose bush and 14 shrubs. find the cost of one rose bush and the cost of one shrub.

Carl wants to buy a television that cost $500 including taxes. to pay for television he will use a payment plan that requires him to make a down payment of $125 and then pay $70.50 each month for six months what is the percent increase from the original cast of the television to the cost of the television using a payment plan.

I'm confused on this could anyone me and show me what i need to do to solve it.

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?