3(l+7)+4(8-2l)-7=-4(l+2)-6

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Solution for 3(l+7)+4(8-2l)-7=-4(l+2)-6 equation: 



3(l+7)+4(8-2l)-7=-4(l+2)-6

We move all terms to the left:

3(l+7)+4(8-2l)-7-(-4(l+2)-6)=0

We add all the numbers together, and all the variables

3(l+7)+4(-2l+8)-(-4(l+2)-6)-7=0

We multiply parentheses

3l-8l-(-4(l+2)-6)+21+32-7=0



We calculate terms in parentheses: -(-4(l+2)-6), so:

-4(l+2)-6

We multiply parentheses

-4l-8-6

We add all the numbers together, and all the variables

-4l-14

Back to the equation:

-(-4l-14)



We add all the numbers together, and all the variables

-5l-(-4l-14)+46=0

We get rid of parentheses

-5l+4l+14+46=0

We add all the numbers together, and all the variables

-1l+60=0

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

-l=-60

l=-60/-1

l=+60

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