L(2)=-4+10*2-21

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Solution for L(2)=-4+10*2-21 equation: 


Simplifying
L(2) = -4 + 10 * 2 + -21

Reorder the terms for easier multiplication:
2L = -4 + 10 * 2 + -21

Multiply 10 * 2
2L = -4 + 20 + -21

Combine like terms: -4 + 20 = 16
2L = 16 + -21

Combine like terms: 16 + -21 = -5
2L = -5

Solving
2L = -5

Solving for variable 'L'.

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

Divide each side by '2'.
L = -2.5

Simplifying
L = -2.5

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