Решите уравнение -8х+4(7+8х)=4х+7

Question

Решите уравнение -8х+4(7+8х)=4х+7

Answer 1

-8x+4(7+8x)=4x+7;
-8x+28+32x=4x+7;
-8x+32x-4x=7-28;
20x=-21;
x=-21/20;
x=-1.05