(5x² + 8x - 3) + (2x² - 7x + 13x)
2 answers:
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Hey!
Tenths place is one number after the decimal point. The tenths place is 0. After the number 0 is 8. Since 8 is equal to or greater than 5, the tenths place goes up by 1.
Now it becomes:
<em>456.1 is your answer</em>