Answer:
<u>It</u><u> </u><u>is</u><u> </u><u>3</u><u> </u><u>:</u><u> </u><u>2</u><u>7</u>
Step-by-step explanation:
Ratio of blue to yellow = 3:24

ratio of blue to all triangles:

Answer:
x=30
Step-by-step explanation:
90+130+x+10+x+x+x=360
230+3x=360
3x=90
x=30
Answer:
f(3) = 4
f(-7) = -26
Step-by-step explanation:
Hi there!

To find f(3), replace every x with 3:

Therefore, f(3)=4.

To find f(-7), replace every x with -7:

Therefore, f(-7)=-26.
I hope this helps!