2 years ago

Can someone explain this??

Mathematics

1 answer:

alexandr402 [8]2 years ago

4 0

Answer:

Step-by-step explanation:

$a+(n-1)*d=t_{n}\\\\a+(70-1)*(-43)=t_{70}\\\\a+69*(-43)=500\\\\a-2967=500\\\\a=500+2967\\\\a=3467$

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