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Solve the system of equations y =2x -9 y = x - 4

Solve the system of equations y =2x -9 y = x - 4
asked 170k views
4 votes
Solve the system of equations

y =2x -9

y = x - 4

asked
User Anton Panchishin
by
8.2k points

1 Answer

7 votes
y=2x-9
y=x-4

x-4=2x-9

+9 each side=

x+5=2x

-x each side=

5=x

flip for the final answer of x=5
answered
User Nappyfalcon
by
8.4k points
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