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(2x/5)=-4
We move all terms to the left:
(2x/5)-(-4)=0
We add all the numbers together, and all the variables
(+2x/5)-(-4)=0
We add all the numbers together, and all the variables
(+2x/5)+4=0
We get rid of parentheses
2x/5+4=0
We multiply all the terms by the denominator
2x+4*5=0
We add all the numbers together, and all the variables
2x+20=0
We move all terms containing x to the left, all other terms to the right
2x=-20
x=-20/2
x=-10
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