Subtract 6 from each side: 5x = 35
Divide each side by 5: x = 7
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If -4 + 5x = 6, 5x = 6 +4 = 10 or x = 2.
DIE
5x+8=6 5x=6-8 5x=-2 x=-0.4 Absolute value of -0.4=0.4
x2 + 5x + 3 = 9 x2 + 5x - 6 = 0 (x + 6)(x - 1) = 0 x = -6 or x = 1
if: 2x + 6 = -6 then: 2x = -12 x = -6 if: 5x + 7y = 1 then: 5(-6) + 7y = 1 7y = 31 y = 31/7