What is incorrect in this? and how do i correct it?

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

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.

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog