Evaluate the following expression.
1 -4 x (-3) + 8 x (-3)

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

Identify the number 127 as a rational or irrational. explain

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