math
posted by Taina on .
Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this.
8y + 2x = 48
2x = 4y – 12

from the second:
x = 2y  6
sub into the first
8y + 2(2y6) = 48
8y + 4y  12 = 48
12y = 60
y = 5
into the second:
x = 2(5)  6
= 4