Question

Рееееебяяяята помогите умоляю

Answer 1

$- \frac{4}{13} + \frac{1}{7} b = - \frac{4}{13} + \frac{1}{7} \times \bigg( - 35 \bigg) = - \frac{4}{13} - 5 = \frac{ - 4 - 65}{13} = - \frac{69}{13} = \boxed{ \huge 5 \frac{4}{13} }.$