Answer:

Step-by-step explanation:
The concept of <em>distributive property</em> is used in the field of algebra. It is one of the properties of multiplication that is applied with respect to a sum or a subtraction. This property indicates that two or more terms present in a sum or subtraction multiplied by another quantity, is equal to the addition or subtraction of the multiplication of each of the terms of the addition or subtraction by the number.
In other words: a number multiplied by the sum of two addends is identical to the sum of the products of each of the addends by that number.
Solving:

Answer:
116°
Step-by-step explanation:
3x-4+9x+17+6x-31=180
18x-18=180
+18 +18
18x=198
18x/18=198/18
x=11
a=9x+17
a=9(11)+17
a=99+17
a=116°
hopefully this helps :)
Whats the equation i dont think i can solve with out an equation
It is translation so Nora is right
Answer:
b
Step-by-step explanation:
step by step explanation I'm probly wrong