Question

subtract 4a(a+b-c)-7b(a-b+c) from 9c(-a+b+c)​

Answer 1

Answer:

4a(a+b-c) -7b(a-b+c)from9c(-a+b+c)

Step-by-step explanation:

(4a2+4ab-4ac)(-7ba+7b2-7bc)from-9ca+9cb+9c2

after this u find it by urself