ashleytejedar28 ashleytejedar28

16-12-2020
Mathematics

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mermaidmadz mermaidmadz

17-12-2020

Answer:

8.5

Step-by-step explanation:

15x+10+6x+2=180 (add up to we 180 because they are alternate eachother

21x+12=180 combine like terms

21x=178 subtract 12 from both sides

x~~8.5 divide both sides by 21

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