I think it would be it has no solutions, because if you solve for z, the z's cancel each out and you would get 0=2 with is not true, so there would not be any solutions.
4.5z=4.5z-4.25+6.25
4.5z-4.5z=-4.25+6.25
0=2
no solution
Answer:
A rectangle is a two - dimensional shape, so let me explain using it as an example.
The diagonal of a rectangle divides the rectangle into two triangles that are congruent (the same size and shape.)
Another example is parallelogram; the diagonal of a parallelogram also divides the figure into two separate shapes that are congruent.
Hope this helps!
Answer:
4 hours
Step-by-step explanation:
I found the average
(3+5)/2
8/2 = 4
This is probably wrong because logically it wouldn't make sense for them to take longer than 3 hours if two people are cleaning but i dont know