Asked by kathyu

solve by substitution


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!
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions