Step-by-step explanation:

Answer:
10* 299.99=2999.9
2999.9/100=29.999
this would round up to 30, so Brittany saved $30. : )
You plug in 3 where you see x and 4 where you see y
3*3+1/4*4^2
9+1/4*16
9+4
13
Remember to follow PEMDAS (order of operations)
parenthesis, exponents, multiply, divide, add, subtract<span />