5(2x+4)=420

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Solution for 5(2x+4)=420 equation: 



5(2x+4)=420

We move all terms to the left:

5(2x+4)-(420)=0

We multiply parentheses

10x+20-420=0

We add all the numbers together, and all the variables

10x-400=0

We move all terms containing x to the left, all other terms to the right

10x=400

x=400/10

x=40

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