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Valeriy2002Nin
@Valeriy2002Nin
July 2022
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Помогите пожалуйста с заданием на фотографии!
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1401Tamara
Б) 7х - 5 - 4(2х - 9) = 7х - 5 - 8х + 36 = -х + 31
в) 5(х - 3) - (6х - 11) = 5х - 15 - 6х + 11 = -х -5
г) х - 7 - 3(2х - 8) = х - 7 - 6х + 24 = -5х + 17
д) 6(2х + 3) - 4(7х - 20) = 12х + 18 - 28х + 80 = - 16х + 98
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Answers & Comments
в) 5(х - 3) - (6х - 11) = 5х - 15 - 6х + 11 = -х -5
г) х - 7 - 3(2х - 8) = х - 7 - 6х + 24 = -5х + 17
д) 6(2х + 3) - 4(7х - 20) = 12х + 18 - 28х + 80 = - 16х + 98