Hello everyone, i need with an exercise about summations, why p + (p + 1) + + (q - 1) + q can be resolved bye the equation .

i just want to know why the summation can be resolved by this equation.

Asap the total attendance for all of a baseball league in 2012 was about 7.5×107 fans, while the attendance for the tornadoes in 2012 was about 1.5×106 fans. about how many times more was the attendance for the entire baseball league than the attendance for just the tornadoes? 50 times more 10 times more 2 times more 5 times more

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4