10.04=-0.4r

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Solution for 10.04=-0.4r equation:



10.04=-0.4r
We move all terms to the left:
10.04-(-0.4r)=0
We get rid of parentheses
0.4r+10.04=0
We move all terms containing r to the left, all other terms to the right
0.4r=-10.04
r=-10.04/0.4
r=-25+0.04/0.4

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