Answer:
The first step is to use the distributive property
Step-by-step explanation:
The first step is to use the distributive property so it is 20 + 3 x 18 (-x)
then Multiply 3 by 18
20 + 54 +3 (-x)
then Multiply -1 by 3
20 + 54 - 3x
Then Add 20 and 54
74 - 3x
