(1) Answers
y = 1.5x - 4 y = -x since y = -x, we will sub -x in for y in the other equation -x = 1.5x - 4...subtract 1.5x from both sides -x - 1.5x = -4 -2.5x = -4 ...divide both sides by -2.5 x = -4/-2.5 x = 1.6 y = -x y = - 1.6 solution is (1.6, -1.6)
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