Answer:
The number that would go in the blank to get a perfect square trinomial is 18
Step-by-step explanation:
The middle term can always be found by taking twice of the square root of the final term.
2 * √81 = 18
It will take 49 minutes for 9 people to paint 7 walls
Answer:
Your answer is 16.05
Step-by-step explanation:
15.75 + 0.3 = 16.05
16.05 - 0.3 = 15.75
Answer:

Step-by-step explanation:
Let the number be
.






The number is 5.
Answer:
x=3/7
Step-by-step explanation:
6-2x=3+5x
subtract 5x from both sides
6-2x-5x=3
subtract 6 from both sides
-2x-5x=3-6
add like terms
-7x=-3
divide both sides by -7
x=3/7