13x-3(6x-7)+31=0
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open brackets first
13x-3(6x-7)+31=0
13x-18x+21+31=0
-5x+52=0
5x=52
x=52/5
or
x=1.4
open brackets first
13x-3(6x-7)+31=0
13x-18x+21+31=0
-5x+52=0
5x=52
x=52/5
or
x=1.4
prince2623:
hi ananya
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