ssophiaa
17.01.2020 •
Mathematics
Solve using substitution.
y=5x
y-x=8
2x=3y
x+2y=7
Solved
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Ответ:
for the first one x=2 while y=10; and for the second one x=3 while y=2
Ответ:
2nd answer choice
Step-by-step explanation:
they are congruent aka equal or in the same spot