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Hi,
Fries and a drink cost $1.10. The fries cost $1 more than the drink's cost
.
How much does the drink cost?
x + (x + $1) = $1.10
2x = .10
x = .05, the drink's cost. The fries cost is $1.05.
CHECKING our Answer***
$0.05 + $1.05 = $1.10