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girly37
07.09.2021 •
Mathematics
Consider this system of two linear equations.
5x − 2y = 16
-4x + 6y = -15
What is the y-coordinate of the solution to the system of equations?
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Ответ:
Ответ:
Simplify and solve for x.
Subtract 6 from both sides of the equation.
Divide both sides by 3.
The length of the short side is 63 mm
The length of the middle side is x+2 = 63+2 = 65 mm
The length of the long side is x+4 = 63 + 4 = 67 mm
Check: 63+65+67 = 195 mm