The first few steps in solving the quadratic equation 8x2 + 80x = ? 5 by completing the square are shown. 8x2 + 80x = ? 5 8(x2 + 10x) = ? 5 8(x2 + 10x + 25) = ? 5 + which number is missing in the last step?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Solve the inequality and graph 6j - 7 < 5

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?