Answer:
Step-by-step explanation:
1 Answer
multiples 6:{6,12,18,24,30,36,42,48,54,60,66,..}
multiples 9:{9,18,27,36,45,54,...}
common multiples {18,36,54,... }
Step 3:
5x + 20 + 3x + 9x + 7 becomes
5x + 3x + 9x + 20 + 7
Step 4:
(5x + 3x + 9x) + (20 + 7)
Step 5:
17x + 27
If you have any further questions feel free to ask.
Hope this helps