Question

como resolvo 4.(x+5)<=3x+10

Answer 1

4(x+5)≤3x+10
4x + 20 ≤ 3x + 10
4x - 3x ≤ 10 - 20
x ≤ -10

S={x∈R / x ≤ -10 }

Answer 2

4(x + 5) ≤ 3x + 10
4x + 20 ≤ 3x + 10
4x - 3x ≤ 10 - 20
x ≤ - 10