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to visit his grandmother, michael takes a motorcycle 3.85 kilometers and a horse 3.32, kilometers. in total, the journey takes 50.54 minutes.
how many kilometers is michael's journey in total?

Which linear equations have an infinite number of solutions? check all that apply.  (x  –  3/7)  =  2/7(3/2x  –  9/14)8(x  +  2)  =  5x  –  1412.3x  –  18  =  3(–6  +  4.1x)(6x  +  10)  =  7(x  –  2)4.2x  –  3.5  =  2.1 (5x  +  8)

Can someone me with the property questions for 12 13 and 14 plz

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.