Step-by-step explanation:
<h2>stay safe healthy and happy.</h2>
Answer:
a) -12
b) 8+11x+11b-3x^2-3b^2-6xb
c)-52
Step-by-step explanation:
in a) we have to substitute the value of x with 5
in b) we substitute the value of x with (x+b) and then simplify
in c) just have to substitute x with -3
the example of an open equation is :x+9=16
Answer:
Approximately $5.53
Step-by-step explanation:
You need to multiply the cost of meat per kilogram by the amount you you buy in kilograms.
$8.50*0.65= $5.525
That rounds to $5.53
Answer:
277cm²
Step-by-step explanation:
Base = 9x8=72
There are 2 triangles with a bottom edge of 9 and a slant height of 13:
1/2(9)(13)=58.5
There are 2 triangles with a bottom edge of 8 and a slant height of 11:
1/2(8)(11)=44
72+58.5+58.5+44+44=277cm²
