4.2-9=3(1.2+4)

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Solution for 4.2-9=3(1.2+4) equation: 


Simplifying
4.2 + -9 = 3(1.2 + 4)

Combine like terms: 4.2 + -9 = -4.8
-4.8 = 3(1.2 + 4)

Combine like terms: 1.2 + 4 = 5.2
-4.8 = 3(5.2)

Multiply 3 * 5.2
-4.8 = 15.6

Solving
-4.8 = 15.6

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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