Answer:
She saw 60 dogs over the two days.
Step-by-step explanation:
Consider the provided information.
It is given that Maria saw dogs in the park on Saturday.
can be written as 2×10 = 20
That means she saw 20 dogs on Saturday.
She saw twice as many dogs on Sunday as she saw on Saturday.
She saw 20 dogs on Saturday the twice of this is:
Sunday = 20×2 = 40 dogs
Total number of dogs she saw on Saturday and Sunday = 40 + 20 = 60
Hence, she saw 60 dogs over the two days.
the last step is wrong because we multiply the powers in this case we do not subtract them.
we use power subtract in division.
we use power multiplication when we raise to power and the root is power like square root of x
so
in our case
this step is wrong
it should be
so we get