Find the sum of 2x² - 8x - 6 and 9x² - 8​

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Ineed asap. 35 points. in order for two polygons to be similar, two conditions must be met. first, all pairs of corresponding sides must be in proportion. second, all corresponding angles must be congruent. prove that angle congruence is not enough, by itself, to establish that two polygons are similar. do this by describing or drawing two polygons that are not similar but whose corresponding angles are all congruent.