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Solve the system.
3x + 4y = 7
2x-y=1
What does x and y equal

User Alex Lu
by
3.7k points

1 Answer

0 votes

Answer:

x=1 y=1

Explanation:

Let's use the elimination method.
3x+4y=7
2x-y = 1 (multiply both sides by 4)
8x-4y=4
3x+4y=7

(add both equations together)
11x=11
x=1
Plug x=1 into either of the equations
2(1) - y=1
2-y=1
2=1+y
y=1

User Markusw
by
3.4k points