Question

COMO MONTAR ESSA CONTA X+2×X+2×X+5=100

Answer 1

$x + 2 \times x + 2 \times x + 5 = 100 \\ x + 2x + 2x + 5 = 100 \\ 5x = 100 - 5 \\ x = \frac{95}{5 } = 19$