SOLUTION: In ten years Mark will be 8 times as old as he was four years ago. Find his present age
Algebra.Com
Question 953953: In ten years Mark will be 8 times as old as he was four years ago. Find his present age
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
In ten years Mark will be 8 times as old as he was four years ago. Find his present age
M=Mark's age
M+10=8(M-4)
M+10=8M-32 Add -M+32 to each side.
42=7M Divide each side by 7.
6=M ANSWER: Mark is 6 years old.
RELATED QUESTIONS
After 8 years jone will be 5 times as old as he was 8 years ago. Find his present... (answered by stanbon)
Ten years ago, father was 12 times as old as his son and ten years hence,he will be twice (answered by clearblueskai)
In 8 years, a boy will be three times as old as he was 4 years ago. Find his present... (answered by ankor@dixie-net.com)
In 8 years, a boy will be three times as old as he was 4 years ago. Find his present... (answered by josmiceli)
.A father is twice as old as his son. 20 years ago, the age of the father was 12 times... (answered by josgarithmetic)
in 28 years, mark will be five times as old as he is now. find his present... (answered by ankor@dixie-net.com)
five years ago akbar was 8 times as old as his son ten years later he will be three times (answered by lwsshak3)
five years ago akbar was 8 times as old as his son ten years later he will be three times (answered by ikleyn)
in 12 years a man will be twice as old as he was 12 years ago find his present... (answered by MathTherapy)