Help with these please. Thank you

The distributive property allows you to say that 3(x − 1) = 3x −

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?