Question

7*(4x+5)-1=196
Срочно​

Answer 1

$7(4x + 5) - 1 = 196 \\ 28x + 35 - 1 = 196 \\ 28x = 196 - 35 + 1 \\ 28x = 162 \\ x = \frac{162}{28} = 5 \frac{22}{28} = 5 \frac{11}{14}$