What is 8x-4y=-16 and 3x+15y=-6 on a graph

15/16 as a decimal rounded to the nearest hundredth

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

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a