Number 1. is D.
Number 2. is A.
Let me know if they are correct.
Answer:
<u>Missing reason/statements:</u>
- R1, R2, R3 - Given
- S4. ∠1 ≅ ∠3
- R4. Transitive property
- R5. Definition of congruence
- S6. m∠1 = 120°
- R6. Substitution
<em>The difference of, the product of three and n squared, and x.</em>
Answer: 44 I believe.
Step-by-step explanation: Please mark Brainiest if I'm right.
First, you set your problem up like this:
-4x+3=2x-6
add 6 to both sides so it looks like this:
-4x+9=2x
add 4x to both sides so it looks like this:
9=6x
divide 6 from both sides so this is your answer:
1.5=x