Which expression is equivalent to (0.21t -0.3) - (0.8t - 0.21)? Choose the correct answer below.
OA. 0.59t + 0.51
OB -0.59t +0.51
OC. 0.59t-0.09
OD. -0.59t-0.09

Given the graph below state whether or not the relation is a function, and give the domain and range.

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

What is the lcm of 16 and 40 ? 24 and 40 ?