15x+75=21-10x

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Solution for 15x+75=21-10x equation: 



15x+75=21-10x

We move all terms to the left:

15x+75-(21-10x)=0

We add all the numbers together, and all the variables

15x-(-10x+21)+75=0

We get rid of parentheses

15x+10x-21+75=0

We add all the numbers together, and all the variables

25x+54=0

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

25x=-54

x=-54/25

x=-2+4/25

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