What is the solution of startroot 1 minus 3x EndRoot = x + 3

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Based on the graph, what is the initial value of the linear relationship? a coordinate plane is shown. a line passes through the y-axis at -2 and the x-axis at 3.

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?