raven1619
05.07.2020 •
Mathematics
6x + 7y + x-8y = 7x - y
Write down three other expressions that are equal to 7x - y
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Ответ:
Step-by-step explanation:
it's simple
8x+3y-x-4y=7x-y
110x-103y-103x+102y=7x-y
5x+2x-2y+y=7x-y
Ответ:
3x=20-5
3x=15
3x/3=15/3
X=5