X = 4 AND x = -9
Good luck.
Answer:
a=18.7 or 19 rounded up
Step-by-step explanation:
Use Pythagoras Thereom
a^2=8^2+17^2
a^2=64+289
a^2=353
√353
a=18
You plug in the numbers listed under x into the equation, and it will give you your y value:
x is 3
y = 4(3)
y = 12
x is 4
y = 4(4)
y = 16
x is 5
y = 4(5)
y = 20