ive more than the product of two and a number, decreased by seven; evaluate when a = 8 A 2-column table with 7 rows. Column 1 is labeled Key Words with entries five, more than, product, two, a number, decreased by, seven. Column 2 is labeled Replace with entries 5, +, times, 2, a, minus, 7. Write and evaluate the expression. Then, complete the statements. First, write the expression . Second, 8 in for the variable, a. Third, by using . The answer is .