Asked by kathyu
solve by substitution
7x-2y=35
x-4y=5
2x+y=9
8x+4y=36
7x-2y=35
x-4y=5
2x+y=9
8x+4y=36
Answers
Answered by
unmeritedfavorr
for the first question:
x=4y+5
7(4y=5)-2y=35
28y+35-2y=35
26y=35-35
y=0
for x:
x-4y=5 (substitute)
x-o=5
x=5
(5,0)
if you want to check your answer just substitue it to any of the given linear equations. Goodluck!
x=4y+5
7(4y=5)-2y=35
28y+35-2y=35
26y=35-35
y=0
for x:
x-4y=5 (substitute)
x-o=5
x=5
(5,0)
if you want to check your answer just substitue it to any of the given linear equations. Goodluck!
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