If you put 140ml of water in a glass how much concentrate should be added

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 roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Write the equation in logarithmic form 8^x=64