Answer:
-149
Step-by-step explanation:
To solve, we must first plug our known values for a and b into the equation and then follow the order of operations.
1. [tex]-(4)^{2} -(-7)+5(4)(-7)[/tex]
2. [tex]-16-(-7)+5(4)(-7)[/tex]
3. [tex]-9+5(4)(-7)[/tex]
4. [tex]-9+20(-7)[/tex]
5. [tex]-9-140=-149[/tex]