Answer:
x = -10
Step-by-step explanation:
move all the constants (numbers without variables) to one side to get
-4x = 42 - 2
-4x = 40
multiply by -1
4x = -40
divide by 4
x = -10
The answer is 10 because it had
Your question is very vague, there is no multiple choice answers, your question lacks basically everything.
-2+(-2=4?
Answer:
20??? wow I feel stupid I forgot how to do everything