D. -3,-10,-17,-24,-31...this is an arithmetic sequence with a common difference of -7.
an arithmetic sequence...u have to be able to add the same number to each term to get the next term. On this sequence, the common difference is -7. This means by adding -7 to each term, we arrive at the next term.
Answer:
B. 61
Step-by-step explanation:
Given that ∆PQR and PQS are congruent, it follows that their corresponding sides are of the same length.
Therefore,
Collect like terms
Divide both sides by 4
Find PQ:
substitute x = 10 into the equation
Answer:
7
Step-by-step explanation:
Answer: 11 1/2
Step-by-step explanation: