This is the most easier question anyone has asked yet. kill me
Answer:
i think it's 9 just correct me if I'm wrong
You know that two expressions are equivalent when if you substitute in your values and simply the expressions, they have the same answer.
Answer:
T= (9)($.25) + $6.75
Step-by-step explanation:
total cost = 9($.25) + $6.75
Answer:

Step-by-step explanation:
sum of interior angles in a triangle is 180 degree
interior angles are (5x+3y)∘,(3x+20)∘, and (10y+30)
add all the angles and make it equal to 180

combine like terms


subtract 50 from both sides
