m+(d/5) = 2d
m = ?
David id "d" years old. In d/5 years, Marco will be twice as old as david is now. What is Marco's age now in terms of d?
A. 11d/5
B. 9d/5
C. 4d/5
D. 7d/10
E. 3d/10
1 answer
A. 11d/5
B. 9d/5
C. 4d/5
D. 7d/10
E. 3d/10
1 answer