How many times greater is 8.5×10^8 than 3.4×10^5? A.2.5

B.250

C.2,500

D.25,000

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

What is the difference between the equations of a vertical and a horizontal line?

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0