Solve for x
x=40
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200\left(1+1\right)=10x
Multiply 0.1 and 10 to get 1.
200\times 2=10x
Add 1 and 1 to get 2.
400=10x
Multiply 200 and 2 to get 400.
10x=400
Swap sides so that all variable terms are on the left hand side.
x=\frac{400}{10}
Divide both sides by 10.
x=40
Divide 400 by 10 to get 40.
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