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Find the 70th term of the arithmetic sequence -26, -19, -12, ..

Find the 70th term of the arithmetic sequence -26, -19, -12, ..
asked 160k views
16 votes
Find the 70th term of the arithmetic sequence -26, -19, -12, ..

asked
User Hofshteyn
by
8.1k points

1 Answer

7 votes

Answer:

457

Explanation:

the difference is +7

  • nth=a+(n-1)d
  • a=-26,d=7,n=70
  • -26+(70-1)×7
  • -26+69×7
  • -26+483=457

the 70th term is 457

answered
User Marylynn
by
7.6k points
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