Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m? 1. -15m = -4m 2. -7m - 8 = m - 4 3. -3m - 8 = 4 - m 4. m - 4 = -7m - 8 5. -8 - 7m = -4 + m 6. -8 - 3m = 4 - m

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?