Respuesta :

Answer:

-4

Step-by-step explanation:

[tex]1-4+1-2\\Follow\:the\:PEMDAS\:order\:of\:operations\\\mathrm{Add\:and\:subtract\:\left(left\:to\:right\right)}\\1-4=-3\\=-3+1-2\\=-2-2\\=-4[/tex]

Answer: -4

Step-by-step explanation: 1-4=-3. We then need to add this with the sum of 1 and -2. 1+-2= -1. So we must add these two sums together to get our solution or answer of -4.

Hope this helps

Trusted Expert Since 2017.

-Carrie