Question

2x + 14 = 5x - 1 *
1 ponto
x = 9

x = 5

x = 20

Answer 1

Explicação passo-a-passo:

2×9+14=5×9-1=18+14=45-1= 32=44

2×5+14=5×5-1=10+14=25-1= 24=24

2×20+14=5×20-1= 40+14=45-1=. 54=44