Explain the relationship between the values of the digit 7 in these numbers: 270.5, 27.05, 2.70

Solve for x. −3/4(x+2)=6 enter your answer in the box

Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.

Einstein office equipment has a rental plan for office machines. a fax machine that lists for $722.98 can be rented for 22% of the price annually. the state imposes a usage charge of 3.2%. if stephen hawking travel decides to rent the fax machine, what will its total monthly rental charge be?