Answer:
the slope is 54
Step-by-step explanation:
A sequence is a set of numbers, called terms, arranged in some particular order. An arithmetic sequence is a sequence with the difference between two consecutive terms constant. The difference is called the common difference. A geometric sequence is a sequence with the ratio between two consecutive terms constant.
Scale of model is 1 inch represent how many feet in real life
8inch=scale
30 feet=real
8:30=4:15=2:7.5=1:3.75
the one we can se taht matches is D
4 inches=15 feet
D
7. group and add like terms
sum means add btw
5x-2+x+8
5x+x-2+8
6x+6
A
6. D
7. A