The answer would be d. Because the identity property of addition is that if you add zero to any number the number stays the same
Answer:
1. 22
2. 20
3. 11
Step-by-step explanation:
1. 5(2) + 2(6)
10 + 12 = 22
2. (5)^2 -5
25 - 5 = 20
3. (4)^2 + 6 / 2
16 + 6 / 2
22 / 2 = 11
140 * .45 = 63
Add 140 and 63
2. 203 because you are adding 45% of 140 to increase it by 45%
Same with the other except subtraction
4. 15
I think this is right, I am not sure
Answer:

Step-by-step explanation:
we have

Convert to standard form

where
A is a positive integer
B and C are integers
Multiply by 4 both sides to remove the fraction

subtract 4y both sides

Adds 12 both sides


Rewrite
