Question 1138158
Roberto's age now = x
Guadalupe's age now = 88 - x
<pr>
"6 years ago, Roberto's age was 3 times Guadalupe's age":
<pr>
x - 6 = 3(88 - x - 6)
<pr>
x - 6 = 3(82 - x)
<pr>
x - 6 = 246 - 3x
<pr>
4x = 252
<pr>
x = 63
<pr>
<b>Roberto's age now = x = 63</b>
<pr>
Double-check:
Roberto's age now = x = <b>63</b>
Guadalupe's age now = 88 - x = <b>25</b>
<pr>
"The sum of the ages of Roberto and Guadalupe is 88 years":
<pr>
63 + 25 = 88
<pr>
"6 years ago, Roberto's age was 3 times Guadalupe's age":
<pr>
63 - 6 = 3(25 - 6)
<pr>
57 = 3(19)