Dona found that she had 7 almonds left over after filling a number of bags with 25 almonds each. She let b represent the number of bags and wrote an expression to represent the total number of almonds. She found that b = 20 and then substituted to find the total number of almonds.

Which statements should be part of Dona’s solution? Check all that apply.
Dona had 507 almonds.
To evaluate, substitute 25 for the variable.
Write the expression StartFraction 25 Over b EndFraction + 7.
Dona had 157 almonds.
Write the expression 25 b + 7.
Twenty-five times 20 equals 500.
The operations needed are multiplication and addition.