5a - 4a = -9 - 8a
a = -9 - 8a
9a = -9
a = -1
Answer:
3/3 or just 3.
Step-by-step explanation:
everytime the line crosses the x and y coordinates is basically a plot. so counting from the bottom left hand corner to the "plot" in the middle is 3/3 because it rises three and runs positive 3.
Answer:
x > 10
Step-by-step explanation:
Add 3 to both sides.
Answer:
B should be the answer but it could but C
Answer:
2 * sqrt(13)
Step-by-step explanation:
Use pythagoras' theorem.
4^2 + 6^2 = x^2 = 16 + 36 = 52 = 4*13
x = sqrt(4*13)=2 * sqrt(13)
