Answer:
her monthly salary is 6,200 dollars
25% of the monthly salary is 1,550 dollars
30% of the monthly salary is 1,860 dollars
Step-by-step explanation:
(1,550)(4)=6200
(0.25)(6200)=1,550
(0.30)(6,200)=1,860
Answer:
D
Step-by-step explanation:
A has -1 going to two different y values so it is not a function
B has x = -1 going to two different y values so it is not a function
C has the input of 3 going to two different y values so it is not a function
D each input goes to only 1 output so it is a function
Step-by-step explanation:
Commutative law, in mathematics, either of two laws relating to number operations of addition and multiplication, stated symbolically: a + b = b + a and ab=ba.
Answer:
No answer
Step-by-step explanation:
Let's say I would like to eliminate x in order to find the value of y.So I multiply the second equation by (-1), but than I also eliminate y. Therefore, this system of equations doesn't have a solution.