You spend $77 shopping. you buy some shirts at $12 each, and spend $5 on food. how many shirts did you buy? a. 5x + 12 = 77 b. x(12 + 5) = 77 c. 12x + 5 = 77 d. 2003-05-05-00-00_files/i016.jpg

Anyone know? will mark brainliest if you're correct!

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Billie holiday sells children's clothing for sara vaughn's toddler shop. baby blankets sell for $29.99 after a markup rate based on cost of 109%. find the cost and the markup.