I believe it had lasted for 3 hours and 8 minutes :)
Answer:
Pyramidal
Step-by-step explanation:
Answer:
A monomial can also be a variable, like “m” or “b”. It can also be a combination of these, like 98b or 78xyz. It cannot have a fractional or negative exponent. These are not monomials: 45x+3, 10 - 2a, or 67a - 19b + c.
Step-by-step explanation:
hope it helps......
Answer:
the quantity is 2
Step-by-step explanation:
26/13=2
Solve by substitution


Just plug in y=-x-1 into y+x=3
So we get:

Simplify that:

And since that is not true, that means this system of equations has no solutions!