Answer
$ŷ =-0.0146x+17.9$
Work Step by Step
In MINITAB, enter the Calories values in C1 and in C2 enter the Sugar values.
Select Stats -> Regression -> Regression -> Fit Regression Model
Enter C2 in "Responses" and C1 in "Continuous Predictors"
The least-squares regression line ($ŷ =b_1x+b_0$) will be shown in "Regression Equation", where C2 is ŷ (Sugar) and C1 is x (calories)
$ŷ =-0.0146x+17.9$