0.10x+0.25y=11.40
Solve

0.10x+0.25y=11.40

remove the x and bring it to the other side using opposite operation getting:

0.10+0.25y=11.40x

remove the 11.40 from the right side to the left.

(0.10+0.25y)/11.40=x

I hope that helped. It's kind of confusing since there's no value for y.

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