Why is it important to rotate crops?
a.
it reduces soil exhaustion.
b.
it increases the variety of foods that can be grown.
c.
it increases the need for labor.
d.
it makes the harvest process simpler

Question 5 spring semester final exam math evaluate

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29