Answer:
option d.
(9,-2)
.........................
Answer:

Step-by-step explanation:

Subtract 7 from both sides.

Multiply both sides by v.

Multiply both sides by 1/(y - 7).

Answer:
5x + (x+12) = 90
x = 13
m∡1 = 5(13) = 65°
m∡2 = 13 + 12 = 25°
Step-by-step explanation:
6x + 12 = 90
6x = 78
x = 13
Could you attach an image of the slope? Because i dunno what lesson you're on....
:/
I would think Kaylee is 5 since 12 divided by 3 is 4 and 4 * 2 is 8, and 8-3 is 5. So, I would think Kaylee is 5.