Answer:
-3x + 12
Explanation:
In this problem we have to remove the brackets first. For that multiply the inside of the bracket by -3. when -3 multiply by x answer is -3x. and -3 multiply by the -4 answer is +12(minus value multiply by the minus value the answer we receive is we have to put as plus value.
- (-) x (-) = (+)
- (+) x (+) = (+)
- (+) x (-) = (-)
