How can you test to prove that one of your circuits is a series circuit?

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line