19+x/2=4
multiply 2 on both sides
19+x=4 times 2
19+x=8
subtract 19 on each side
x=8-19
subtract
x=-11
(2a-1 )exponent two•(3a + 2) exponent 2• (4a-3) exponent 2
Answer:
The answer is 16.
Step-by-step explanation:
Use o fato de que o determinante de qualquer matriz quadrada é o mesmo da sua transposta.


Answ
its a just did this
Step-by-step explanation: