Answer:
u = -3
Step-by-step explanation:
12 - 2u = 9u + 45
2u - 12 = -9u - 45
2u + 9u = 12 - 45
11u = -33
u = -33/11
u = -3
Answer:
6x
Step-by-step explanation:
add sides up
As i can see there is a table a bove so the x is the first number which going up the graph and the y is across the line