Answer:
what the question
Step-by-step explanation:
Answer:
A área de um quadrado cujo perímetro é de 320 m é 6400 m2
Step-by-step explanation:
Answer:
D. The graphs of the equations intersect each other at two places.
Step-by-step explanation:
The definition of a solution of a system of two equations in two variables is a point where the graphs intersect. A system of equations having graphs that intersect each other will have as many solutions as there are intersection points. If the graphs intersect in two places, there will be two solutions.
Step-by-step explanation:
Consider the provided multiplication.
We need to use associative property of multiplication.
Associative property of multiplication:

Now use the above property and solve the provided multiplication:



The multiplication is verified by associative property.