Respuesta :
Given expression,
=> x - 2y + √4z
- when x = 12 , y = -3 and z = 4 ,
=> 12 - 2(-3) + √4*4
=> 12 +6 + 4
=> 18 + 4
=> 22
Answer: 22
Step-by-step explanation: first write out the equation then add in the numbers in place of the variables
Ex: 12-2(-3)+√4(4)