5-3(2x+4)+8x=21

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Solution for 5-3(2x+4)+8x=21 equation: 



5-3(2x+4)+8x=21

We move all terms to the left:

5-3(2x+4)+8x-(21)=0

We add all the numbers together, and all the variables

8x-3(2x+4)-16=0

We multiply parentheses

8x-6x-12-16=0

We add all the numbers together, and all the variables

2x-28=0

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

2x=28

x=28/2

x=14

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