2.1x+1.5x=-7.2

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Solution for 2.1x+1.5x=-7.2 equation: 



2.1x+1.5x=-7.2

We move all terms to the left:

2.1x+1.5x-(-7.2)=0

We add all the numbers together, and all the variables

3.6x+7.2=0

We move all terms containing x to the left, all other terms to the right

3.6x=-7.2

x=-7.2/3.6

x=-2

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