Test a solution
Verify whether a specific value is a solution to an equation by substituting and checking both sides.
Equation
Test x =
How to verify a solution
Substitute the value into the equation and check if both sides are equal.
Is x=2 a solution to x²−4=0? → 2²−4 = 4−4 = 0 ✓ Yes!
Is x=3 a solution to x²−4=0? → 3²−4 = 9−4 = 5 ≠ 0 ✗ No.
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