t^2-57=87

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Solution for t^2-57=87 equation: 


Simplifying
t2 + -57 = 87

Reorder the terms:
-57 + t2 = 87

Solving
-57 + t2 = 87

Solving for variable 't'.

Move all terms containing t to the left, all other terms to the right.

Add '57' to each side of the equation.
-57 + 57 + t2 = 87 + 57

Combine like terms: -57 + 57 = 0
0 + t2 = 87 + 57
t2 = 87 + 57

Combine like terms: 87 + 57 = 144
t2 = 144

Simplifying
t2 = 144

Take the square root of each side:
t = {-12, 12}

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