How many terms are there in this expression? 3a + b - 4c
——-
3
6
5

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.

The anwser cause i do not understand just plez

Solve the equation. 2x - 8(x+1)= 6(2x - 3)