Simplify the following expression.

label Algebra
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4(6y-5) - (3y+9)  Please explain it to me. Thank you

May 28th, 2015

4(6y-5) - (3y+9)=0

open the brackets by simple multiplication,

24y-20-3y-9=0

do simple addition subtraction, it'll come up

21y-29=0

this is the simplified form of the equation and if the value of y is to be determined, then

y=29/21

May 28th, 2015

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