1. suppose a friend has just given you $28
much money did you start with?
triend has just given you $25. this increased your total amount of cash to $45. how
e t detine the variable. (hint: the variable shown is the first letter of the word it derines.)
(2 points)
m =_
20
write an equation to describe the situation using the variable defined in step 1. (2 points)
25
step 3: solve the equation you wrote in step 2. (hint: use the reverse operation performed to m.)
show your work. (2 points)
step 4: explain the solution you found in step 3. (2 points)