7*-40=80+9*-40

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Solution for 7*-40=80+9*-40 equation: 


Simplifying
7 * -40 = 80 + 9 * -40

Multiply 7 * -40
-280 = 80 + 9 * -40

Multiply 9 * -40
-280 = 80 + -360

Combine like terms: 80 + -360 = -280
-280 = -280

Add '280' to each side of the equation.
-280 + 280 = -280 + 280

Combine like terms: -280 + 280 = 0
0 = -280 + 280

Combine like terms: -280 + 280 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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