Are these correct plans answer will be appreciated

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Give me the equations of two lines that have the same slope but are not parallel.