4(7)+2(-7)-(-4)=

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Solution for 4(7)+2(-7)-(-4)= equation: 


Simplifying
4(7) + 2(-7) + -1(-4) = 0

Multiply 4 * 7
28 + 2(-7) + -1(-4) = 0

Multiply 2 * -7
28 + -14 + -1(-4) = 0

Multiply -1 * -4
28 + -14 + 4 = 0

Combine like terms: 28 + -14 = 14
14 + 4 = 0

Combine like terms: 14 + 4 = 18
18 = 0

Solving
18 = 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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