Question

a)4x-3≥10
b)4x≤2x+1
dau 10 puncte

Answer 1

4x≥10+3

4x≥13

x≥3,25

x∈{3,25 +oo}

4x≤2x+1

4x-2x≤1

2x≤1

x≤0,5

x∈{-oo, 0,5}

Answer 2

A) 4x=10+3 4x=13 X=13÷4 ×=3,1 B)nu stiu Sper ca te.am ajutat cat de cat