Question

7(3x+2)>2(x+45). podem me ajudar?

Answer 1

21x + 14 > 2x + 90
35x > 92x

Alternativa Falsa

Answer 2

Oi

7(3x + 2) > 2(x + 45)

21x + 14 > 2x + 90

21x - 2x > 90 - 14

19x > 76

x > 76/19 ÷ 19

x > 4

S = x ∈ R / x > 4.

Bons estudos