2.76(1-5a)=-2.4(4.1a-2.8)

Solution for 2.76(1-5a)=-2.4(4.1a-2.8) equation:

2.76(1-5a)=-2.4(4.1a-2.8)

We move all terms to the left:

2.76(1-5a)-(-2.4(4.1a-2.8))=0

We add all the numbers together, and all the variables

2.76(-5a+1)-(-2.4(4.1a-2.8))=0

We multiply parentheses

-13.8a-(-2.4(4.1a-2.8))+2.76=0


We calculate terms in parentheses: -(-2.4(4.1a-2.8)), so:

-2.4(4.1a-2.8)

We multiply parentheses

-9.6a+6.72

Back to the equation:

-(-9.6a+6.72)


We get rid of parentheses

-13.8a+9.6a-6.72+2.76=0

We add all the numbers together, and all the variables

-4.2a-3.96=0

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

-4.2a=3.96

a=3.96/-4.2

a=-2.0204081632653/2.1428571428571