Answer:
b = 1
JK = 3
Step-by-step explanation:
5b - 2 = 9b - 6
4b = 4
b = 1
JK = 3
24.5=-2.5c-4c
24.5=-6.5c
49=-13c
3.77=-c
c=-3.77
40 x 100L which is wrong but i need points
It is substitution. Because you are substituting 3=y into x+5=3
7&8 if u draw it out first it'll help by tons
