# math

posted by .

Ricky is 5 years older than Sara. Three years ago he was twice her age. How old is Ricky? Thanks for the help!

• math -

r=s+5
r-3 = 2(s-3)

(r,s)=(13,8)

• math -

Sarah is 8, Ricky is 13

age now age 3 yrs ago
Sara x x - 3

ricky x + 5 (x+5)-3

so (x+5-3)= 2*(x-3)
x+2=2x-6
x=8

## Similar Questions

1. ### 6th Grade Math

Sara is 1/4 the age of her father. Sara's father is 60. How many years older than Sara is Sara's father?

Harry is twice as old as Doyle. Doyle's age is x years. Write in terms of x. A. Harry's age is 5 years ago. B. Doyle's age is 5 years ago. C. Find Doyle's age now if Harry's age was three times Doyle's age five years ago.
3. ### age problem (math)

Nila is now x years old. 3 years ago, her brother ricky was twice as old as she. Write ricky's age 10 years from now in terms of x. (with solution pls... thanks...)
4. ### math

A. Brad is 12 years older than Sam . If Brad were 8 years older than he is now. he would be twice as old as Sam. How old is Sam now?
5. ### math

A. John is now 10 years older than Marcus. Three times John's age 5 years from now will be the same as five times Marcus's age 5 years ago. How old is John now?
6. ### math 7

Nila is now x years old. Three yrs ago, her brother ricky was twice as old as she, write rickys age ten yrs frm now in terms of x. (With solution pls) tnx...
7. ### math 7

Nila is now x years old. Three yrs ago, her brother ricky was twice as old as she, write rickys age ten yrs frm now in terms of x. (With solution pls) tnx...
8. ### ohs

Sara is six years older than Ben. Five years ago, Sara was one and a half times ad old ad Ben. What is Sara's current age?
9. ### Math

rickys age is 12 years less than 3 times his cousins age. if Ricky is 30 what is n, the age of Ricky's cousin?
10. ### Math

Ricky is 4 times as old as his sister, who's 5. How old will Ricky be when he's twice as old as her?

More Similar Questions