Answer:
The lengths of the diagonals is 22.
Step-by-step explanation: Since the shape is a rectangle, the diagonals are congruent, we can form the equation 3x+7=5x-3.
Solve for x; 2x=10-->x=5.
Plug 5 into one of the equations. 3(5)+7=22. 5(5)-3=22
Hope this helps!
:)
Answer: 2.72 hours
Step-by-step explanation:
Let's call
while it takes Wade to paint the room
Let's call
while it takes Rhonda to paint the same room.
Then we know that:
.
Let's call it t as it takes Rhonda and Wade to paint the same room working together.
Now we use the following formula to calculate t.





If they work together they will be able to paint the room in 2.72 hours
Answer:
187
Step-by-step explanation:
1655+1775+684=4114
4114/22=187
Ax - b = c....subtract ax from both sides
-b = -ax + c <==
or it could also have been b = ax - c (but that ones not there)