Question

Упростите выражение -(2.43+x-b)-(2.43+b-x)-0.1a+8.3b+0.1a-9.3b+5 и найдите значение при X=15.7 b=-7

Answer 1

-2,43-x+b-2.43-b+x-0.1a+8.3b+0.1a-9.3b+5=-1b+0.14=-1*7+0.14=7.14