4.2j-1.8=0.7(-2j+1)

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Solution for 4.2j-1.8=0.7(-2j+1) equation: 



4.2j-1.8=0.7(-2j+1)

We move all terms to the left:

4.2j-1.8-(0.7(-2j+1))=0



We calculate terms in parentheses: -(0.7(-2j+1)), so:

0.7(-2j+1)

We multiply parentheses

-1.4j+0.7

Back to the equation:

-(-1.4j+0.7)



We get rid of parentheses

4.2j+1.4j-0.7-1.8=0

We add all the numbers together, and all the variables

5.6j-2.5=0

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

5.6j=2.5

j=2.5/5.6

j=2.5/5.6

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