Question

Solutia 2x-7=5
Multimea solutiilor inecuatiei
-2x+3>11...

Answer 1

-2x>11-3

-2x>8

x>8/-2

x>-4

sau cealalta = 2x-7=5

2x=7+5

2x=12

x=12/2

x=6

Answer 2

2x-7=5
2x=5+7
2x=12
x=12/2
x=6

-2x+3>11
-2x>11-3
-2x>8
x<4
x∈{0,1,2,3}