Which value is in the domain of (x)? f(x) =( 2x + 5, 6 < x greater or equal to o)
(-2x + 3, 0 < x greater than or equal to 54)

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.

This is so hard and it’s for a test

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account