Explain how to use a number line to order any three rational numbers from least to greatest. give an example.

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.

Which ordered pair is the best estimate for the solution of the system of equations? the graph of the system of equations : y = 3/2x +6 and y=1/4x - 2 , -3) .5, -3.5) , -4) , -3.5)