SOLUTION: 1. Suppose y varies directly with x, and y = 10 when x = -3. What direct variation equation relates x and y? What is the value of y when x = -1? a. y = -3/10x; 3/10 b. y = 1/

Question 833142: 1. Suppose y varies directly with x, and y = 10 when x = -3. What direct variation equation relates x and y? What is the value of y when x = -1?
a. y = -3/10x; 3/10
b. y = 1/10x; -3/10
c. y = 10/3x; -10/3
d. y = -10/3x; 10/3

2. Suppose y varies directly with x, and y = 8 when x = -6. What direct variation equation relates x and y? What is the value of y when x = -2?
Choose one answer.
a. y = -0.75x; 1.50
b. y = -1.33x; 2.67
c. y = 1.33x; -2.67
d. y = 0.13x; -0.25
3. What are the slope and y-intercept of the graph of the given equation?
y = -4x + 2
a. The slope is -2 and the y-intercept is -4.
b. The slope is 2 and the y-intercept is -4.
c. The slope is 4 and the y-intercept is -2.
d. The slope is -4 and the y-intercept is 2.
Answer by oscargut(2103) (Show Source): You can put this solution on YOUR website!
Answers
1) d
2) b
3) d

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