80-40+4 x 3^2 is an expression.
To evaluate it, use PEMDAS
no parentheses, so it's easy
80-40+4x3^2
= 80-40+4x9
= 80-40+36
I think you can take it the rest of the way, eh?
What is
80-40+4 x 3^2
1 answer
80-40+4 x 3^2
1 answer