-6+4p=4(1+2p)-8(2+5)

Solution for -6+4p=4(1+2p)-8(2+5) equation:

-6+4p=4(1+2p)-8(2+5)

We simplify the equation to the form, which is simple to understand 
-6+4p=4(1+2p)-8(2+5)

Reorder the terms in parentheses
-6+4p=+(+4+8p)-8*(+7)

Remove unnecessary parentheses
-6+4p=+4+8p-8+*(+7+)

Reorder the terms in parentheses
-6+4p=+4+8p+(-56)

Remove unnecessary parentheses
-6+4p=+4+8p-56

We move all terms containing p to the left and all other terms to the right. 
+4p-8p=+4-56+6

We simplify left and right side of the equation. 
-4p=-46

We divide both sides of the equation by -4 to get p. 
p=11.5