Answer:
.48
Step-by-step explanation:
$1.00-.52=.48
Answer:
28x+8y+2
Step-by-step explanation:
the answer is 28x+8y+2 because a math calculator said so (m a t h w a y)
$1200 / 22.5% = 1200 / 0.225= 5333.33
Proof: How much is 22.5% of $5333.33? --> 5333.33 x 0.225 = 1200
The dollar value of the item is $5333.33.
She mixed up the commutative and associative properties
Line 3 should be commutative and line 4 should be associative.
Line 3 is commutative because she swapped -3.4 and 8.2
Line 4 is associative because of the parenthesis groupings.
Other than that I don't see any other errors.