Answer:
The answer Is D
Step-by-step explanation: I looked it up on Google, next time just type it into Google because it will solve it on a calculator for you.
Answer:
Only the second equation is an identity
Step-by-step explanation:

<u>Note that </u>

<u>You can confirm it: </u>

<u>Therefore</u>



<h2>
It is not an Identity</h2>
<u>Let's the second one</u>

In this case, we already performed the calculations, so it is true. It is an Identity.
Answer: -6P - 10
Step-by-step explanation:
STEP 1. -12 - 6P + 2
STEP 2. -6P + ( -12 + 2 )
STEP 3. -6P - 10
30 = -5(m+6) + m
30 = -5m - 30 + m
0 = -4m
0 = m