Just do it make your dream come true

Help please

Performer emphasizes a tone by playing it more loudly than the tones around it is called?

What section of a jazz band is made up of piano, bass, and drums? a - melodic section b - brass section c - secondary section d - rhythm section

Identify the expression 8 + 8 + 8 + 8 as a numerical expression or a variable expression. for a variable expression, name the variable.