Look at this list of numbers.
Describe which statement explains the pattern to move from number to the next.
а.
Add 8 to each number
B. Multiply each number by 2
C. Multiply each by 2 and add 1
D. There is no pattern

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Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

3x + 4y = 5 x- 3y = -7 solve by substitution