Answer:
1+12x or
13
Step-by-step explanation:
If the x is an expression then
4+ (-3) - 2x (-6)
remove first parenthesis
4-3-2x(-6)
2 negatives = a postive
4-3+2x*6
multiply
4-3+12x
substract
1+12x
4-3-2*(-6)
4-3+12
1+12
add
