SOLUTION: Rachel took a two-day road trip last weekend. She drove 65 miles less on Sunday than she did on Saturday. If twice the miles driven on Sunday is 373 more than the number of miles d

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Rachel took a two-day road trip last weekend. She drove 65 miles less on Sunday than she did on Saturday. If twice the miles driven on Sunday is 373 more than the number of miles d      Log On


   

Question 1102015: Rachel took a two-day road trip last weekend. She drove 65 miles less on Sunday than she did on Saturday. If twice the miles driven on Sunday is 373 more than the number of miles driven on Saturday, how many miles did she drive each day?
Found 2 solutions by josgarithmetic, rothauserc:
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
x, Saturday
d, Sunday
system%28x=d-65%2C2d=373%2Bx%29
Simple substitution will be a good start.

2d=373%2Bd-65
.
.

Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
let x be the number of miles Rachel drove on Saturday
let x-65 be the number of miles she drove on Sunday
:
2(x-65) = x + 373
:
2x - 130 = x + 373
:
x = 373 + 130 = 503
503 - 65 = 438
:
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Rachel drove 503 miles on Saturday and 438 miles on Sunday
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