Mathematics, 17.12.2020 20:30 justapointie
To solve this system of equations using substitution, what could be substituted in place of y in the first equation?
4x= 5 - 2y
y-2x = 7
O A. 7 - 21
O B. 4x-5
O C. 5-4c
————
2
O D. 2x + 7
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