Which point would you map onto itself after a reflection across the line y= -x?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

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