Which description best describes the graph?

linear increasing
linear decreasing
nonlinear increasing
nonlinear decreasing

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Solve the triangle. a = 21°, c = 105°, c = 5