Simplify the expression using the order of operations.

19 + 4^2 X 3 + 7 = 19 + ? X 3 + 7
= 19 + ? + 7
= ? + 7
= ?

1 answer

? = 19 + 4^2 X 3
? = 19 + 16 X 3
? = 19 + 48
? = 67

Therefore, the simplified expression is 67.