# Algebra

Together, Jared's age and his granther's age total 100. But Jared's grandfather is 70 yrs. older than him. How old is Jared's grandfather?

1. 👍
2. 👎
3. 👁
1. Let G be grandfather's age; J is Jared's age.

J + G = 100
G - J = 30
Add them together
2G = 130

Take it from there.

1. 👍
2. 👎

## Similar Questions

1. ### Math

Ace's grandfather is 3 years older than Ace's grandmother. Their combined age is 121 years. How old is each?

2. ### Math

In three more years, Miguel's grandfather will be six times as old as Miguel was. Last year, when Miguel's present age is added to his grandfather's present age the total is 68. How old is Miguel and his grandfather now? Miguel =

3. ### Math

In a recent year there were the following numbers (in thousands) of licensed drivers in the United States. MALE: Age 19 and under - 4746 Age 20 - 1625 Age 21 - 1679 FEMALE: Age 19 and under - 4517 Age 20 - 1553 Age 21 - 1627

4. ### Science

The relative age of a rock is ? 1. its age based on how much carbon-14 it contains 2. its age compared with the ages of other rocks 3. less than the age of the fossils it contains 4. the number of years since it formed my answer

1. ### Algebra

john is three times as old as Greg, and Greg is half the age of Bob, Steve is two times the age of John and Bob combined. if Steve's age is 60, how old is Greg's older cousin Jane, who is two years older than Greg?

2. ### Math

A girl is 5years older than her brother, the product of their age is 54, find their age 1/2, 1/16, 1/8

3. ### Science

Jared investigated chemical reactions based on smell, color change, and release of bubbles. What type of evidence would support any conclusion Jared makes? A An observation**** B An estimation C A calculation D A measurement

4. ### Math

John is now 10 years older than Marcus. Three times Johns age 5 years from now will be the same age as Marcus age 5 years ago. Write the equation and solve

1. ### trigonometry

jared is flying a kite on a level park ground jared is holding the kite string at a 67 degree and gle to the ground and the kite string extends 22.5 feet to thr kite if jared's hand measures 54 inches from the ground what is the

2. ### Math

Jane is x years old today. Her brother Kenny is 4 years older. After seven years their total combined age will be 24 years. Write a linear equation for their total combined age after seven years. Fine James age today.

3. ### statistics

A group is studying age distribution of people living in town. The mean age is 45, the modal age is 59, the median age is 56, the range is 96, and the standard deviation is 20.5. Is the data positively or negatively skewed

4. ### math

Eric is twice as old as Jared. the sum of their ages 10 years ago was 19years what is Jared age now.Give me the answer