1) PEMDAS says that parenthesis go first. So we will first solve what's inside of the parenthesis
(3.5 x 10^6)
(3.5 x 1000000)
(3,500,000)
(5 x 10 ^-3)
(5 x 0.001)
(0.005)
2) now we have 3,500,000 x 0.005, and if we multiply that we get 17,500
Therefore, the answer is 17,500
