If the equation is 17.5-3.5(3^2+1) the Answer is: 140
Step-by-step explanation: All you have to do is PEMDAS
First you go into the parenthesis and simplify. First comes the exponent, 3^2 becomes 9. (9+1)=10 then you simplify outside the parenthesis 17.5-3.5=14. Then you multiply 10x14=140