evaluate the expression 21 9 2 2

Evaluate the expression m - 3 for the given values. m m - 3 9 13 17 21 => 6, 18, 14, and 10 or 18, 14, 10, and 6 or 6, 10, 14, and 18 or 10, 14, 6, and 18..

Which of the following expressions is not the difference of two squares? => z 6 - 36 or z 2 + 64 or z 2 - 4 or z 2 - 9..

Identify the number 'Ninety-five million, two hundred forty-four thousand, nine hundred ninety-nine' in standard form. => 95, 999 or 9, 525, 599 or 95, 255,333 or 95, 244,999..

Compare the values of the two expressions, 9 + (4 × 5) and (9 + 4) × 5. => 9 + (4 x 5) > (9 + 4) x 5 or 9 + (4 x 5) = (9 + 4) x 5 or 9 + (4 x 5) < (9 + 4) x 5 or None of the above o..

Evaluate the expression -(-9) 2 . => 162 or 81 or 18 or -81..

Which expression has two variables? => x + y + x y or 4 + x or 5 x or 4 + 5..

Nine less than twice a number is thirteen. Find the number. => 22 or 2 or 13 or 11..

Divide 441 into two parts such that nine times the greater part will be equal to 12 times the smaller one. => 184, 257 or 194, 247 or 189, 252 or 186, 255..

The land area of a country is one million, nine thousand, two square kilometers. Identify that number in standard form. => 1,009,002 or 1,009,200 or 1,900,200 or 1,090,020..

Write the proportion that the two models represent. => 5 9 = 6 36 or 4 5 = 16 20 or 3 6 = 15 21 or None of the above..