10.5x-7.5x=0.9

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10.5x-7.5x=0.910.5x-7.5x=0.910.5x-7.5x=0.910.5x-7.5x=0.93x=0.9x=0.3x=0.310.5x-7.5x=0.93x=0.9x=0.310.

10.5x-7.5x=0.9
10.5x-7.5x=0.9

10.5x-7.5x=0.9
10.5x-7.5x=0.9
3x=0.9
x=0.3

x=0.3

10.5x-7.5x=0.9
3x=0.9
x=0.3

10.5x-7.5x=0.9
3x=0.9
x=0.3

x=0.3

(10.5﹣7.5)x=0.9
3x=0.9
x=0.3