One number is 1 less than a second number. twice the second number is 12 less than 3 times the first. find the two numbers

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)

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)