Subtract 3 x^2 + 7 x − 4 3x 2 +7x−43, x, start superscript, 2, end superscript, plus, 7, x, minus, 4 from 8 x^2 − 6 x + 2 8x 2 −6x+2

answer is: 5x ^2 −13x+6

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation