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Sophie [7]
3 years ago
11

Solve each system of equations by graphing Y=3x+4 and y=-x-4

Mathematics
1 answer:
In-s [12.5K]3 years ago
6 0
Y = 3x + 4
y = -x - 4

3x + 4 = -x - 4
3x + x = -4 - 4
4x = -8
x = -8/4
x = -2

y = 3x + 4
y = 3(-2) + 4
y = -6 + 4
y = -2

solution is (-2,-2) <==
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