Answer:
B. 7/2, -8/3
Step-by-step explanation:
Move all the terms to the left side and set them equal to zero. Then set each factor equal to zero.
Answer:
2.3 hours, or 2 hours & 18 minutes
Step-by-step explanation:
we are trying to find h when d is 56.68, so I replaced d with 56.68

subtract 0.1 from both sides

divide both sides by 24.6
Answer:
Step-by-step explanation:
y & xz
y = kxz
k = y/xz
When y = 90, x = 2 and z = 9
k = 90/(2×9) = 10/2
k = 5
y = 5xz
When y = 105 and z = 3
105 = 5×3x
105 = 15x
x = 105/15
x = 7
Answer:
4 & 1
Step-by-step explanation:
(2x+4)(-2x+1)
It's 4 and 1 because those are the points where the graph touches the x axis.