lovelyheart5337
27.05.2020 •
Mathematics
What is the solution to this system of equations?
2/3x+y=6 -2/3x-y=2
A. (1, -1)
B. (0,8)
C. infinitely many solutions
D. no solution
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Ответ:
x = 11; z = 16
Step-by-step explanation:
9x- 35 = 5x+ 9
4x- 35 = 9
4x = 44
x = 11
180 - 64