Question

4b(7-8a)+a(8a-7)-(14-16a)+(7-8a)ab

Answer 1

4b(7-8a)+a(8a-7)-(14-16a)+(7-8a)ab= 28b-32ab+8a^2-7a-14+16a+7ab-8a^2b=28b-25ab+8a^2+9a-14-8a^2b

Answer 2

28б-32аб+8а²-7а-14+16а+7аб-8а²в=8а²-8а²в-25аб+9а+28б-14