If f (x) = 2x - 6 and g (x) = 3x + 9, find (f + g) (x).

O A. (f + g) (x) = x+15

O B. (f + g) (x) = 5x + 3

O C. (f + g) (x) = - x - 15

O D. (f + g) (x) = 5x + 15

Write and solve an equation to find the number. The sum of - 5 and a number is - 15. a. -5 + n = - 15; - 10 c. n + 5 = - 15; - 20 b. 5 - n = - 15; 20 d. 5n = - 15; - 3

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In a scale drawing, the height of a tree is 3 inches. In real life, the height of the tree is 6 feet. What is the scale factor? A. 1/24 B. 24 C. 3 in : 6 ft D. 6 in : 3 ft

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9x-2y=-21 2x+3y=16 Substitution

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