B. Draw a happy face if the expression is correct and a sad face if not correct. Write your answer on the space before each number. 1. 2 x [5+(3 x 3)j + (40 - 6 ) = 92 2. [6+ (4 - 3)]x [(8+6) +3 ) = 17 3. 70 - [ 40 - 5 + (15-9)] - 16 = 72 __4. (5 x 3 - (12-5)]- (2 x 4) = 2 5. (12 – 4 )x (3 x ( 4+3)] + 7 = 10 - -​