dropitlikeitshot
dropitlikeitshot dropitlikeitshot
  • 11-05-2018
  • Mathematics
contestada

7x - 24(4x 3) = 8(x-9) + 30
can someone help me answer this

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Kaikerscupcake
Kaikerscupcake Kaikerscupcake
  • 11-05-2018
Hey there! :D

7x-24(4x-3)=8(x-9)+30

Distribute. a(b+c)= ab+ac

-24(4x-3)= -96x+72 

8(x-9)= 8x-72

7x-96x+72=8x-72+30

89x+72= 8x-42

Add 42 to both sides. 

89x +114= 8x

Subtract 89x from both sides. 

114= -81x

Divide both sides by -81. 

x= -1.77778 or -1 7/9

I hope this helps!
~kaikers
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