Question 1080940
d, unknown common difference between terms


{{{system(x+24-3x-8=2d,x^3+15-x-24=3d,x^3+15-3x-8=5d)}}}


{{{system(-2x+16=2d,x^3-x-9=3d,x^3-3x+7=5d)}}}


{{{highlight_green(8-x=d)}}}------substitute for d in the other two equations, and try to solve for x in each.

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