5(-1)-2(-1)-4=-7

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Solution for 5(-1)-2(-1)-4=-7 equation: 


Simplifying
5(-1) + -2(-1) + -4 = -7

Multiply 5 * -1
-5 + -2(-1) + -4 = -7

Multiply -2 * -1
-5 + 2 + -4 = -7

Combine like terms: -5 + 2 = -3
-3 + -4 = -7

Combine like terms: -3 + -4 = -7
-7 = -7

Add '7' to each side of the equation.
-7 + 7 = -7 + 7

Combine like terms: -7 + 7 = 0
0 = -7 + 7

Combine like terms: -7 + 7 = 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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