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vichka [17]
3 years ago
10

What is the y coordinate of the solution to the system of equations? 3x+6y=3 5x-y=27

Mathematics
1 answer:
Illusion [34]3 years ago
7 0
Solve for y
eliminate x
multiply firs tequation by -5 and 2nd by 3 and add them

-15x-30y=-15
<u>15x-3y=81 +</u>
0x-33y=66

-33y=66
divide both sides by -33
y=-2

the y coordinate is y=-2
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