4(2.2-1)=22.4

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Solution for 4(2.2-1)=22.4 equation: 


Simplifying
4(2.2 + -1) = 22.4

Combine like terms: 2.2 + -1 = 1.2
4(1.2) = 22.4

Multiply 4 * 1.2
4.8 = 22.4

Solving
4.8 = 22.4

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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