Answer:
72 degrees
Step-by-step explanation:
2x+3x=180
5x=180
x=36
36*2=72
To find 15% of 23000,
23000 x (15/100) = 23000 x 0.15 = 3450
So her salary for the month would be $3450.
Answer:
139
Step-by-step explanation:
57+67+45=169÷3=139
Answer:

Step-by-step explanation:
The complete question in the attached figure
we have

we know that
(ab)(x) is equal to the product of a(x) and b(x)
so

Applying distributive property



This is a quadratic equation
The other expressions not produce a quadratic equation
Answer: -8m^5+10m^4+9m^3-16m^2+5m
Step-by-step explanation:
I had this question on a recent test and got it right
Hope this helps! :)