Kate's model is correct because 10 times the value of 4 rods, 10(4(10)), is 400. Mel's model represents 4(1)=4, which is incorrect. Kate's model represents 4*100=400, which is correct.
Hope I answered your question!
X= -2
look at the 6x-12 you divide -12 by 6 and get x=-2
Answer:
33x-44
Step-by-step explanation:
15x-20-24+18x
33x-44
The equivalent expression is ~
Let's evaluate f(b - 2) ~
(3,3) is the point in which the 2 lines intersect