Mario is x-years-old in 7 years he will be 19 which equation can be used to determine Mario's percent age
X- 19=7
X+ 19=7
X+ 7=19
X- 7=19
1 answer
None of the above equations can be used to determine Mario's percent age.
X- 19=7
X+ 19=7
X+ 7=19
X- 7=19
1 answer