its a C++ subject

3>What would be the last value of the variable x in each of the following codes. Assuming: x=2, a = 4, b = 3; a. x= a++ +++a; X = b. x = ++a * b%7: x= a = -- b= _ c. x+= a + b += 8; x=___ a = _ b= d. x = ++b5/x-- + ++* 5 %7-b--; x= a = b = e. x = a =b++ * = -1 = _ b=__