#2 I'd say B is wrong, since 7-10 ≠ 1
#3 The slope is (-5+10)/(-2+9) ≠ -7/5
#10 correct
2.on which of the following lines does the point (7, 1) lie
A. y - 5x = 4
B.y = x - 10
C. y=-4x + 3
D. y= -x + 8
Is it B?
3.Find the slope of the line through (-9, -10) & (-2, -5)
A -5/7
B 7/5
C 5/7
D -7/5
Is it D?
10. The equation t=0.07c represents tax, t , based on the cost, c, of an item. which part of the equation represents the constant of proportionality?
A. t
B. 0.07
C. c
D. 7
Is it B?
1 answer
1 answer