Question
Solve the equation
x=13288
Alternative Form
x=22.1˙53846˙
Evaluate
102−(26−x)2=242−x2
Evaluate the power
100−(26−x)2=242−x2
Evaluate the power
100−(26−x)2=576−x2
Move the expression to the left side
100−(26−x)2−(576−x2)=0
Subtract the terms
More Steps

Evaluate
100−(26−x)2−(576−x2)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
100−(26−x)2−576+x2
Subtract the numbers
−476−(26−x)2+x2
−476−(26−x)2+x2=0
Calculate the sum or difference
More Steps

Evaluate
−476−(26−x)2+x2
Expand the expression
−476−676+52x−x2+x2
Subtract the numbers
−1152+52x−x2+x2
The sum of two opposites equals 0
More Steps

Evaluate
−x2+x2
Collect like terms
(−1+1)x2
Add the coefficients
0×x2
Calculate
0
−1152+52x+0
Remove 0
−1152+52x
−1152+52x=0
Move the constant to the right-hand side and change its sign
52x=0+1152
Removing 0 doesn't change the value,so remove it from the expression
52x=1152
Divide both sides
5252x=521152
Divide the numbers
x=521152
Solution
x=13288
Alternative Form
x=22.1˙53846˙
Show Solution
