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order of operations 7 & 10

7) (3+8)+42÷7x2

10) 10 + (9x6) +4 - 4

75 tickets have been sold so far.

step-by-step explanation:

in this question it is clearly mentioned that 45 children's tickets have been sold and this number is 60% of the total tickets sold.

now let's assume the total number of tickets sold be x.

then 60% of x = 45

⇒

⇒ x(.6) = 45

by dividing with .6 on both the sides of the equation

⇒ x = 75

therefore 75 tickets have been sold so far.

72 is the answer to this problem

i can't solve unless i know what the line is

step-by-step explanation:

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