39-12w=7-16w need to slove step by step but how?

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

Is ofat (-25, 0), (25, 0) co- (0, -15), (0, 15)?

Aiko jumped rope for 20 min and stopped at 8: 05 when did she start