Solve each equation

Page 313 Solve each equation # 7 ( x + 5)9 x + 4 ) = 0 # 10. (3k - 8 )( 4k + 3 ) = 0 # 14. q^2 + 3q - 18 = 0 # 16 2h^2 - h - 3 = 0 # 47. 3x^2 + 15x + 18 = 0 # 53. (x - 2 )^2 + x^2 = 10 Page 364 Solve each equation. Watch for extraneous solutions. # 28. 4 3 x 1 --- + --- = --- -- ---- x x-3 x-3 3 # 31. 3y 6 1 + ---- = ----- Y - 2 6 - 2 # 38. 2m 3m ----- = ----- 3 2 # 41. x - 3 x - 3 ------- = ------- 5 x

Insert the next three symbols in the following sequence of symbols:

2. insert the next three symbols in the following sequence of symbols: I see two answers to this question One is the next three symbols as a mirror of the symbols provided connected at the mirror image of the number 4. The result would look like this. The second answer is that the next three symbols would numbers 5, 6 and 7 connected with their mirror image. The result would look like this:

Solve each proportion

Page 371 & 372 Solve each proportion # 28. 9 3 --- = --- X 2 # 31. 5 3 --- = ---- 9 x # 39. a a + 3 ------ = -------- A + 1 a # 41. m - 1 m - 3 ----------- = ------------ M - 2 m + 4 # 45 Voting. If 220 out of 500 voters surveyed said that they would vote for the incumbent, then how many votes could the incumbent expect out of the 400,000 voters in the state? # 55. Miles and hours. Of Alonzo travels 230 miles in 30 minutes, then how many miles dose he travel in 7 hours? Page 378. Solv... click for more

Solve each equation and check for extraneous solution.

Solve each equation and check for extraneous solution. # 41. ----------------- / 2x^2 - 1 = x # 42. ------------------------ / 2x^2 - 3x - 10 = x Solve the equation # 85 ----------------------- / x^2 + 5x = 6 # 91 ----------------------- / x^2 - 3x = x Page 533 Find the perfect square trinomial whose first two terms are given. # 28. w^2 - 5w # 31 2 X^2 + --- x 3 # 52. 2m^2 - m - 15 = 0 # 58. 2x^2 + 5x -1 = 0 Page 541 ... click for more

Do people use algebra in their jobs or their lives?

1. Very rarely do people use algebra in their jobs or their lives. At most, people use arithmetic. If this is the case then why do you suppose it is that we study algebra in the first place?