Reference angle for 311 degrees

Mathematics

1 answer:

jenyasd209 [6]3 years ago

8 0

The answer is 49

Step-by-step explanation:

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Solve the equation 3x-2y =7, x+2y= -3

swat32

Answer:

x=1
y= -2

Step-by-step explanation:

3x-2y =7
x+2y= -3
4x=4
x=4/4
x=1
3x-2y=7
3(1)-2y=7
3-2y=7
-2y=7-3
-2y=4
2y=-4
y=-4/2
y= -2
Verify solution
x+2y= -3
1+2y= -3
2y=-3-1
2y= -4
y= -4/2
y= -2

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