(1) 0.4x + 0.9-2 = 0.03x of 0.03 + 0.02 + 1 (2) 5 x + 15 = 1-3 X-7 of 2 (3) 1 out of 3 [1 out of 2-1 out of 4 (2x-5)] + x = 2 out of X + 1. You will get extra points after solving the problem

(1) 0.4x + 0.9-2 = 0.03x of 0.03 + 0.02 + 1 (2) 5 x + 15 = 1-3 X-7 of 2 (3) 1 out of 3 [1 out of 2-1 out of 4 (2x-5)] + x = 2 out of X + 1. You will get extra points after solving the problem

(1)0.8x-1.1=x+1.02-0.2x=2.12x=-10.6(2)x/5+15=1/2-x/3-7x/5+x/3=1/2-7-153x+5x/15=1/2-228x/15=-21.58x=-322.5x=-40.3125(3)1/3[1/2-1/4(2x-5)]+x=x/2+11/3[1/2-(2x-5)/4]+x=x/2+11/3[2-(2x-5)/4]+x=x/2+11/3[(7...