The answer is to the question is C
6x + 45 + 3x = 180
9x - 45 = 180
9x = 135
x = 15
Answer:
x=12.36 or 12 9/25 or 309/25
Step-by-step explanation:
Answer:
yes........these all are....
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-4c - 11 = 4c +21 add 4c to both sides
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<span>
-4c - 11 + 4c = 4c + 21 + 4c simplify
- 11 = 8c + 21</span> <span> subtract 21 from both sides
- 11 - 21 = 8c + 21 - 21 </span><span>simplify
- 32 = 8c divide both sides by 8
c = - 4That's it
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I hope you got
the idea
