Kathy had seven times as much money as Natalie. After Kathy spent $14 and Natalie spent $4, Kathy had $26 more than Natalie. How much did Kathy have in the end?
| |
Kathy |
Natalie |
| Before |
7 u |
1 u |
| Change |
- $14 |
- $4 |
| After |
7 u - $14 |
1 u - $4 |
Comparing Kathy
and Natalie
in the end |
$26 more |
|
If Natalie was given another $26, the amounts that Kathy and Natalie each had in the end would be the same.
7 u - 14 = 1 u - 4 + 26
7 u - 1 u = 14 + 22
6 u = 36
1 u = 36 ÷ 6 = 6
Amount that Kathy had in the end
= 7 u - 14
= 7 x 6 - 14
= 42 - 14
= $28
Answer(s): $28
