71 is the sum of 24 and Diane’s savings use the variable d to represent Diane’s savings
"sum" means you add, right?
so add 24 and d
now finish it off
24 + d = 71
Subtract 24 from each side.
d = 47
Diana's savings are $47
so add 24 and d
now finish it off
Subtract 24 from each side.
d = 47
Diana's savings are $47