x | = | 8 |
| |
2 | x |
Cross multiply:
x * x = 2 * 8
Simplifying
x * x = 2 * 8
Multiply x * x
x
^{2} = 2 * 8
Multiply 2 * 8
x
^{2} = 16
Solving
x
^{2} = 16
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Simplifying
x
^{2} = 16
Take the square root of each side:
x = {-4, 4}