Answer:
Solution given:
-2b(-7)=11
open bracket
-2b*-7=11
+14b=11
divide both side by 14
14b/14=11/14
b=11/14
[tex] - 2b ( - 7) = 11 \\ - 2b \times - 7 = 11 \\ 14b = 11 \\ b = \frac{11}{14} \\ thank \: you[/tex]