Solve for x
x=3100
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x≔3100
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x=5\times 400+50\times 20+100
Calculate 20 to the power of 2 and get 400.
x=2000+50\times 20+100
Multiply 5 and 400 to get 2000.
x=2000+1000+100
Multiply 50 and 20 to get 1000.
x=3000+100
Add 2000 and 1000 to get 3000.
x=3100
Add 3000 and 100 to get 3100.
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