2+0.1(5 - x) = 1.3x - (0.4x - 2.5)
2+0.5-0.1x = 1.3x-0.4x + 2.5
10(2+0.5-0.1x) = 10(1.3x=0.4x+2.5)
20+50-x = 13-4x + 25
70-x = -4x+38
32-x=-4x
32 = -3x
32/-3 = -3x/-3
In the back of the book it says the answer is x= 0 but get 32/-3? what am I doing wrong?
Thank you