4(1-5x)=124 Solving Equations with distributive

Carlos has 4/5 of a tank of fuel in his car. he uses 1/10 of a tank per day. how many days will his fuel last?

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached

Define multiplicative inverse. give an example of a number and its multiplicative inverse.