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-0.305(4000) + 0.5x=0.04(4000+x)
We simplify the equation to the form, which is simple to understand
-0.305(4000) + 0.5x=0.04(4000+x)
Reorder the terms in parentheses
+(-1220) + 0.5x=0.04*(4000+x)
Remove unnecessary parentheses
-1220 + 0.5x=0.04+*(+4000+x+)
Reorder the terms in parentheses
-1220 + 0.5x=+(+160 + 0.04x)
Remove unnecessary parentheses
-1220 + 0.5x=+160 + 0.04x
We move all terms containing x to the left and all other terms to the right.
+ 0.5x-0.04x=+160+1220
We simplify left and right side of the equation.
+ 0.46x=+1380
We divide both sides of the equation by 0.46 to get x.
x=3000
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