Answer:
34:48
Step-by-step explanation:
adult:child
34:48
simplify: ÷2
17:24
Answer:
7 and 5
Step-by-step explanation:
7+5=12 and 7-5=2
Answer:
It is linear because the ratio of the change in the final cost compared to the rate of change in the price tag is constant.
Answer:
x = -1
Step-by-step explanation:
2x - 7 = 9x
Subtract 2x from both sides: -7 = 7x
Divide both sides by 7: -1 = x
Now plug in 7 for every value of x in the original equation to make sure you are correct:
2(-1) - 7 = 9(-1)
-2 - 7 = -9
-9 = -9
I hope this helps!
Answer:
3 hours.
Step-by-step explanation:
I'm assuming that you are asking how many hours the repairman worked in this problem. To find the solution, use the equation $125=35+ 30x.