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Mathematics
Braeden Ali
20 April, 12:03
What is the solution to the system of equations?
2x - y = 7
y = 2x + 3
+1
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1
)
Janessa Anderson
20 April, 12:48
0
Sub in 2x + 3 for y in the first equation
2x - (2x + 3) = 7 ... now distribute the - through the parenthesis
2x - 2x - 3 = 7 ... add 7 to both sides
2x - 2x = 7 + 3
0 = 10 (incorrect)
This system has no solution ... that is because the lines are parallel and will never intersect
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