9 . 10
11
12
Yesterday, Jessica had 95 baseball cards. Today, she got d more. Using d, write an expression for the total number of baseball cards she has now.
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Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

How is working backward similar to solving an equation?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9