3. solve the system of equations by substitution.
x= -4y
x+5y=2
a. (...
Mathematics, 29.12.2019 03:31 genyjoannerubiera
3. solve the system of equations by substitution.
x= -4y
x+5y=2
a. (-8,2)
b. (8,-2)
c. (2/9,-8/9)
d. (-12,3)
4. solve the system of equations by elimination.
3x+4y=31
2x-4y=-6
a. (4,5)
b. (5,4)
c. (-5,12.5)
d. (5,-4)
Answers: 3
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