Carlos had $41 when he went to a bookstore. He had $10 left after buying some books. Which equation can be used to find a, the amount Carlos spent on books?​

$41 - $a =$ 10

Step-by-step explanation:

$41 - $a =$ 10

$a = $ 41 - $10

$a= $ 31

a

step-by-step explanation:

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answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d