what is the x and y I dont know the answer for this question and id love if someone could help me out

Solution:

             6x - 2y = -10

Now, let's substitute the value of x into an equation to find the value of y.

Let's check our answer using the second equation.

Check:

Hence, this is proven correct.

Hoped this helped.

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870