The value of 5 (y+4) -3x when x=2 and y=4

Blank × 10-3 is 2,000 times greater than 1.9 × 10-6. it is also blank times greater than 9.5 × 10-4.

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution