Answer:
A. add -15 and 9
Step-by-step explanation:
We follow the PEMDAS rule as the order of operations to evaluate expressions.
P-Parenthesis
E-Exponents
M-Multiplication
D-Division
A-Addition
S-Subtraction
Given expression : 
In order to evaluate the expression, the first step would be to do the parenthesis operations which requires to add -15 and 9.
Answer:
∠6 and ∠4
Explanation:
Exterior angles tend to be outside the polygon. The ones inside like ∠1, ∠5, and ∠3 are called interior because they are inside the polygon.
∠2 is invalid because it isn't really an angle, it's a side.
Answer:
a) Unit price :
- 12 cupcakes for $29 = $2.42
- 50 cupcakes for $129 = $2.58
Reasoning:
- 12 cupcakes for $29 = $29 ÷ 12 cupcakes which gives 2.416666667 and if rounded off gives you $2.42.
- 50 cupcakes for $129 = $2.58 accurately.
b) 12 cupcakes for $29 gives the lowest unit price as $2.42 is less than $2.58.
<em>I hope this answer will help you !!!!</em>
Answer:
3/3=1
Step-by-step explanation:
Answer:
72 gallons
Step-by-step explanation:
we know that
19 units represent 228 gallons
so
using proportion
Find out how many gallons represent 6 units
Let
x ---> the number of gallons for 6 units
