Hello there! :)
The Distributive property states:
a(b+c)=ab+ac
So, we know what a is. It's 5.
b=3
c=0.4
5(3+0.4)
5*3+5*0.4
15+0.2
15.2
Hope it helps!

I think the answer is
352.47
Answer:
y = -13x+26
Step-by-step explanation:
13x+y=26
y= -13x+26
Step-by-step explanation:
19.50 i got that if i got it wrong mb
The answer is 19.6 cm^2
you should find the height of the triangle by heron formula: it will be 9.8
so the area is

good luck