Question

Rezolvati in R ecuatia :

a) 2(1-x)$\geq$4(3x+2)
b) 2-3(x+2)$\leq$5-2x

Answer 1

...<=>2-2x12x+8<=>-14x6<=>x-3/7
...<=>2-3x-65-2x<=>-x9<=>x-9