Question

Rezolvati in multimea numerelor reale ecuataia : 2•(1-x)+3=10

Answer 1

2•(1 - x) + 3 = 10

2 - 2x + 3 = 10

2 + 3 - 10 = 2x

-5 = 2x

x = -5/2

Answer 2

Răspuns:

2•(1-x)+3=10

2-2x+3=10

-2x=10-5

-2x=5

x=-5/2

x=-2,5