Briannadavis03
04.02.2020 •
Mathematics
Use the substitution method to solve the system of equations. choose the correct ordered pair.
y=8x-4
x=4.
a. (2,4)
b. (4, 28)
c. (2,12)
d. (4,4)
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Ответ:
B. (4, 28)
Step-by-step explanation:
y=8x-4
x=4
Let x = 4 in the first equation:
y = 8(4) - 4
y = 32 - 4
y = 28
x = 4; y = 28
Ответ: