hey guys, i need help with this paper! can i get some help with all of these questions? i will mark brainliest and its worth lts of points! tysm!

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Find the zeros of each function. f(x) = x^2 + 5x - 6

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?