Matt has two birds, 84 chickens and 128967 mice living on his farm. how many animals does he have altogether?

Select the graph of the solution. click until the correct graph appears. |x| = 3

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13

A. 120 degrees b. 90 degrees c. 30 degrees d. 60 degrees