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x/90=15/2.1
We simplify the equation to the form, which is simple to understand
x/90=15/2.1
Simplifying:
+ 0.0111111111111x=15/2.1
Simplifying:
+ 0.0111111111111x=+7.14285714286
We move all terms containing x to the left and all other terms to the right.
+ 0.0111111111111x=+7.14285714286
We simplify left and right side of the equation.
+ 0.0111111111111x=+7.14285714286
We divide both sides of the equation by 0.0111111111111 to get x.
x=642.857142857
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