Question
Solve the equation
x=1500
Evaluate
x×80%=x−300
Use the commutative property to reorder the terms
More Steps

Evaluate
x×80%
By definition p%=p×0.01
x×80×0.01
Calculate
x×0.8
Use the commutative property to reorder the terms
0.8x
0.8x=x−300
Move the variable to the left side
0.8x−x=−300
Subtract the terms
More Steps

Evaluate
0.8x−x
Collect like terms by calculating the sum or difference of their coefficients
(0.8−1)x
Subtract the numbers
−0.2x
−0.2x=−300
Change the signs on both sides of the equation
0.2x=300
Divide both sides
0.20.2x=0.2300
Divide the numbers
x=0.2300
Solution
More Steps

Evaluate
0.2300
Convert the decimal into a fraction
More Steps

Evaluate
0.2
Convert the decimal into a fraction
102
Reduce the fraction
51
51300
Multiply by the reciprocal
300×5
Multiply the numbers
1500
x=1500
Show Solution

Rewrite the equation
x=1500
Evaluate
x×80%=x−300
Evaluate
More Steps

Evaluate
x×80%
By definition p%=p×0.01
x×80×0.01
Calculate
x×0.8
Use the commutative property to reorder the terms
0.8x
0.8x=x−300
Convert the decimal into a fraction
More Steps

Evaluate
0.8
Convert the decimal into a fraction
108
Reduce the fraction
54
54x=x−300
Multiply both sides of the equation by LCD
4x=5x−1500
Move the variable to the left side
−x=−1500
Solution
x=1500
Show Solution
