Question

11*a*3+9+8*×*5*a*4+5*a*6+52 помогите упростить

Answer 1

11×а×3+9+8×х×5×а×4+5×а×6+52=33×а+40×х×4×а+30×а+52+9=63×а+160×а×х+61=63а+160ах+61