4(10n^2-7)-5(8n^2+5)=

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Solution for 4(10n^2-7)-5(8n^2+5)= equation: 


Simplifying
4(10n2 + -7) + -5(8n2 + 5) = 0

Reorder the terms:
4(-7 + 10n2) + -5(8n2 + 5) = 0
(-7 * 4 + 10n2 * 4) + -5(8n2 + 5) = 0
(-28 + 40n2) + -5(8n2 + 5) = 0

Reorder the terms:
-28 + 40n2 + -5(5 + 8n2) = 0
-28 + 40n2 + (5 * -5 + 8n2 * -5) = 0
-28 + 40n2 + (-25 + -40n2) = 0

Reorder the terms:
-28 + -25 + 40n2 + -40n2 = 0

Combine like terms: -28 + -25 = -53
-53 + 40n2 + -40n2 = 0

Combine like terms: 40n2 + -40n2 = 0
-53 + 0 = 0
-53 = 0

Solving
-53 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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