Answer:
x=3.4
y=-6.75
Step-by-step explanation:
5x+4y=-10 (equation 1 )
-5x+3y=-17 (equation 2)
7y=-27
y=-6.75
substitution (equation 1 ) y=-6.75
5x-27=-10
5x=17
x=3.4
Answer:

Step-by-step explanation:

We will start by using the quadratic formula.

We will simplify that and get:

So our answers would be:

Use the elimination process
She is not correct, because $3.00 divided by 6 is 50 cents, so by using that equation she could evaluate that she is wrong and find the correct answer.
Answer:
B
Step-by-step explanation:
763 is greater 746