Answer:
12 hours
Step-by-step explanation:
We can set up an equation to model the situation:
y = 9x + 50
Now, we can plug in 158 as y and then solve for x:
158 = 9x + 50
108 = 9x
12 = x
B
Answer C
hope this helps :)
Answer: multiply each side then multiply the answer by 2
6
Step-by-step explanation: 4^2 - 8 / (1+3) x 5 = 4^2 - 8 / 4 x 5 = 16 - 8 / 4 x 5 = 16 - 2 x 5 = 16 - 10 = 6