F(x)={4x-2 if x is less than or equal to 2, x squared+2 if x is greater than 2}

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?