Question

Simplify the expression 225/ (7 - 4)^2 - 15

Show all your work, thanks!

Answer 1

This sign means / division and this sign ^ means to the power of.
225 / (7−4)^2 −15

= 225 / 3^2 −15

= 225 / 9 −15

= 25−15

= 10
So the Answer is 10