Answer:
a=4
Step-by-step explanation:
4+15=19 it makes sense right?
hope it helps
Answer:
X=20
Step-by-step explanation:
Formula of the area of triangle: (BxH)/2
So:
1.6B/2 = 2.4
Multiply both sides by 2:
1.6B = 4.8
Divide both sides by 1.6:
B = 3
Y = -2/3x - 1/2 is a linear function because the power of x is 1.