2.22 Question 18 - Math

Mathematics
Tutor: None Selected Time limit: 1 Day

Feb 22nd, 2015

From second equation

y = -2x -13


3x - 4(-2x-13) = 8

3x + 8x + 52 = 8

11x = -44

x = -4

y = -2*-4 -13

y = -5

Solution ( -4,-5)

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Feb 23rd, 2015

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