How do you solve #-4 ( 4 - b ) + 5 (b +6) = 11#?

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Answer 1 · 2015-09-10T14:13:10

#color(blue)(b=-1/3#

#−4(4−b)+5(b+6)=11#

#−4 * 4 +(- 4 * −b ) +5 * b + 5* 6=11#

#−16+ 4b +5b+ 30=11#

# 4b +5b=11 -30 +16#

# 9b=-3#

# b=-3/9#

#color(blue)(b=-1/3#