5(2x+9)-(4x)=21

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Solution for 5(2x+9)-(4x)=21 equation: 



5(2x+9)-(4x)=21

We move all terms to the left:

5(2x+9)-(4x)-(21)=0

We add all the numbers together, and all the variables

-4x+5(2x+9)-21=0

We multiply parentheses

-4x+10x+45-21=0

We add all the numbers together, and all the variables

6x+24=0

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

6x=-24

x=-24/6

x=-4

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