Patrick B. answered 10/08/20
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Math and computer tutor/teacher
2x+1 + 2x - 2 = 16x - 4
4x - 1 = 16x - 4
-1 = 12x - 4
3 = 12x
x = 3/12 = 1/4
2(1/4) +1 + 2( 1/4 - 1) = 16(1/4) - 4
1/2 + 1 + 2(-3/4) = 4-4
1/2 + 1 - 3/2 = 0
3/2-3/2=0
the equation has one solution, namely x=1/4