Answer:
x = 4
Step-by-step explanation:

Multiply both sides of the equation by 3
7 + 2x = 15
Subtract 7 from both sides of the equation
2x = 8
Divide both sides of the equation by 2
x = 4
Hope this helps :)
Answer:
Part a) The total volume is 
Part b) 
Step-by-step explanation:
Part a)
Find the total volume
we know that
The volume of a rectangular prism is equal to

we have



substitute in the formula

Part b) If they are only going to fill the dunking booth 6/7 full, how many cubic feet of water will they need?
Multiply the total volume by 6/7
so

Answer: -3 2/5
Step-by-step explanation:
When both integers are negative, you can treat them the same as positive numbers and add a negative sign to your final sum.
1+2 2/5 (or 2 4/10 or 2.4) is equal to 3 2/5. So (-1)+ (-2 2/5) is equal to -3 2/5, or -3.4.
Answer:
i am sorry
Step-by-step explanation:
i sorry