sociallyawkward1 sociallyawkward1
  • 15-08-2017
  • Mathematics
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I don't know how to figure it out step by step

I dont know how to figure it out step by step class=

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apologiabiology
apologiabiology apologiabiology
  • 15-08-2017
remember that you can do anything to an equation as long as you do it to both sides


combine like terms

we can show that 7x-4x=3x by using the distributive property
7x-4x=x(7-4)=x(3)=3x

so
3x=54
divide both sides by 3
x=17
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