A and b are two arithmetic sequences the first four terms of sequence A are -8,- 5-2, 1
The nth term of sequence B is 100-2n
The rth term of sequence A has the same value as the rth
tem of sequence B.
work out the value of r

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Me. i can't figure out this question. give an explanation too. .

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c