Simone is buying 10 bracelets for her friends. each bracelet costs $8. simone is also buying a necklace for her mother for $18. she believes that her total will be $98. which expression could be used to estimate the reasonableness of simone’s total? 8 × $8 + $10 8 × $8 + $18 10 × $8 + $20 10 × $10 + $10