What is the slope of the line represented by the equation y = x - 3?

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

What is the number 321,000,000 in scientific notation? also what is the number? ?

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39