Answer:
The answer is 53.
Step-by-step explanation:
If you know what x equals, just plug it in. Since we know x = 9, plug it in to the expression.
The new expression would be 5 x 9 + 8.
Then solve. Multiply the 5 and 9 first:
5 x 9 = 45
Finally, add the 8:
45 + 8 = 53.