In one volleyball game naiomi had 3 times as many spikes as vicki. together, they had 20 spikes. how many spikes did each player have? write and solve a system of equations.

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.