r+5.6/0.4=-8

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Solution for r+5.6/0.4=-8 equation: 



r+5.6/0.4=-8

We move all terms to the left:

r+5.6/0.4-(-8)=0

We add all the numbers together, and all the variables

r+8+5.6/0.4=0

We multiply all the terms by the denominator


r*0.4+5.6+8*0.4=0

We add all the numbers together, and all the variables

r*0.4+8.8=0

Wy multiply elements

0.4r+8.8=0

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

0.4r=-8.8

r=-8.8/0.4

r=-22

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