B. 1) x( x - 8) - 20 = -15 - x(1 - x); 2) 47 - X(11-x) = 19x + x";
3) 33x - x = (35 - x)x - 17;
4) 59x + 4x2 = - 4x(1 - x) + 21.

Question

Алгебра: B. 1) x( x - 8) - 20 = -15 - x(1 - x); 2) 47 - X(11-x) = 19x + x ;3) 33x - x = (35 - x)x - 17;4) 59x + 4x2 = - 4x(1 - x) + 21.​

Kate24512 · Answer

I have a few questions abouts I just wanted...

B. 1) x( x - 8) - 20 = -15 - x(1 - x); 2) 47 - X(11-x) = 19x + x";3) 33x - x = (35 - x)x - 17;4) 59x + 4x2 = - 4x(1 - x) + 21.​