Solucione as Equações: a) x−1 x =3 b) 1 x −2=−4 c) 3 x+2 x+1 = 2 3 d) x 2−9=0 e) 25 x 2 +100=0 2) Solucione as Inequações: a) 2x 1 e) 3(3 x−2)+2(x+ 1 2 )≤19−x

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

For the inequality |c| < |d| to be true, which of the following must be true?