A survey of high school seniors found that 40% take AP Calculus, 35% participate in the band, and 27% do both. What is the probability that a randomly selected senior takes AP calculus or participates in the band?

45 degres

step-by-step explanation:

sorey if i hav bad engelish im bad engelish

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

i believe that the slope of the line is -5

step-by-step explanation:

sounds & other waves originate from any vibrating object