Karl runs a car wash. on the monday, he recorded a loss of $80 and recorded it as -$80. on tuesday he earned a profit of $120. what is karl's balance at the end of tuesday?

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

What is r i 4.5+10r=-6.5 with work pls