Fabian and Valen had $171 at first. Fabian spent $31 while Valen spent $12 less than him. The amount Valen had left was
47 of the amount Fabian had left. How much did Fabian have at first?
| |
Fabian |
Valen |
Total |
| Before |
4 u + 31 |
7 u + 19 |
171 |
| Change |
- 31 |
- 19 |
|
| After |
4 u |
7 u |
|
Amount that Valen had spent
= 31 - 12
= $19
Total amount that Fabian and Valen had at first
= 4 u + 31 + 7 u + 19
= 11 u + 50
11 u + 50 = 171
11 u = 171 - 50
11 u = 121
1 u = 121 ÷ 11 = 11
Amount that Fabian had at first
= 7 u + 31
= 7 x 11 + 31
= 77 + 31
= $108
Answer(s): $108
