A-Level Maths: D4-08 Arithmetic Sequences: Words to Algebra

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For the third question. If given the second term, can you solve a and d?

JustBaileey
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on the last one, isnt 45d - (-10d) equal to 55d not 35d

tawanna-mjbf
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for the last question, why did you take away S5 and why not take away S4 since you want the 6th term and onwards?

hannahk
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for the 4th question, what does inclusive mean?

Reginnaldd