Help me please! Brainliest to first answer, must include answer to both questions!

Answer:
(In picture with steps)
Step-by-step explanation:
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Sorry this took so long! I was doing the work, hope it helped anyways!
Can I have brainliest? It would help me out, if not thanks anyways! Hope this helped and have a nice day!
Answer:
2a. = X = -5 2b. = X = -4
Step-by-step explanation:
Hope this helps!
2a. 2 - 2x - 5 = 7
-2x = 7 + 5 - 2
-2x = 10
x = -5
2b. -6 + x + 4 = -6
x = -6 - 4 + 6
x = -10 + 6
x = -4