Perform the following additions or subtractions A.     -1/3 + 2/7 B.   5/12 - 2/3 C.   5/4x + -7/2y

Multiply the following. Use the cancellation technique. 3³/2 × 2 ×4 21/12 =

Write down the 4 by 4 matrix S that scales by a constant c. Multiply ST and also TS, where T is translation by (1, 4, 3). To blow up the picture around the center point (1, 4, 3), would you use vST or vT S?

Perform the indicated operations and simplify 4c + 9c - 8 (5c + 4) =

Simplify: 2-16 | a(x+4)– b(x+4) 2-16 OA. a-b x-4 O B. a-b O x-4 C - a-b x-4 O D. a-b x+4 O E. a-b

Jason says that the quotient of 517 ÷ 5 is 103 r2. Use multiplication to show if Jason's answer is correct.