9+4(1-2h)=21

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Solution for 9+4(1-2h)=21 equation:



9+4(1-2h)=21
We move all terms to the left:
9+4(1-2h)-(21)=0
We add all the numbers together, and all the variables
4(-2h+1)+9-21=0
We add all the numbers together, and all the variables
4(-2h+1)-12=0
We multiply parentheses
-8h+4-12=0
We add all the numbers together, and all the variables
-8h-8=0
We move all terms containing h to the left, all other terms to the right
-8h=8
h=8/-8
h=-1

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