Respuesta :
Simplify 3x2 to 6.
3+6-4x-12
Simplify 4x-12 to -48.
3+6-(-48)
Remove parentheses
3+6+48
Simplify 3+6 to 9.
9+48
Simplify.
57
3+6-4x-12
Simplify 4x-12 to -48.
3+6-(-48)
Remove parentheses
3+6+48
Simplify 3+6 to 9.
9+48
Simplify.
57
