Answer:
Principal = Total ÷ (1 + Rate)^years
That formula is found here: http://www.1728.org/compint2.htm
Principal = 3.000 / (1.03) ^ 15
Principal = 3.000 / 1.5579674166
Principal = $1,925.59
Step-by-step explanation:
-4x-8+6=5-3x-3 distribute
-4x-2=2-3x combine like terms
-4=x combine like terms with addition and subtraction
x=-4 final answer
40 is the answer for your question