Help please asappp simple i just don’t pay attention and need help!

What is the solution of the systems of equations? y=2/3x+3 x=-2

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

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4