5(1+2x)=21+8x

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Solution for 5(1+2x)=21+8x equation: 



5(1+2x)=21+8x

We move all terms to the left:

5(1+2x)-(21+8x)=0

We add all the numbers together, and all the variables

5(2x+1)-(8x+21)=0

We multiply parentheses

10x-(8x+21)+5=0

We get rid of parentheses

10x-8x-21+5=0

We add all the numbers together, and all the variables

2x-16=0

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

2x=16

x=16/2

x=8

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