3.8x+5.2x=19.98

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3.8x+5.2x=19.983.8x+5.2x=19.983.8x+5.2x=19.983.8x+5.2x=19.98(3.8+5.2)x=19.989x=19.98x=2.22

3.8x+5.2x=19.98
3.8x+5.2x=19.98

3.8x+5.2x=19.98
3.8x+5.2x=19.98
(3.8+5.2)x=19.98
9x=19.98
x=2.22