Question

minus 2 upon 3 into round bracket minus 5 upon 4 + 4 upon 7 (is equal to -2.3 into -5.4 plus minus 2.3 into 4.7​

Answer 1

Answer: -19/42

Step-by-step explanation: if you want an easier method then its better to solve it in P/Q form, that is:-

-2/3 (-5/4 + 4/7)

solving the inner bracket we get LCM as 7 x 4=28

so, -35+16/28= 19/28

now.....-2/3 x 19/28=-19/42