Answer:
8x -5
Step-by-step explanation:
4(2x -3 ) + 7
= 8x - 12 + 7
= 8x -5
Answer:
9,000
Step-by-step explanation:
the 9 is in the thousands place
( just turn every digit after it into a 0)
Answer:
the first equation
Step-by-step explanation:
<u>ANSWER</u>
A. (4,12)
<u>EXPLANATION</u>
The equations are:

and

To eliminate a variable we make the coefficients of that variable the same in both equations.
It is easier to eliminate x.
We multiply the first equation by 2 to get:

We add equations (2) and (3).


Divide both sides by 23


Put x=4 into equation (1).






The solution is (4,12)
Four possible way depending on what you spin if it is dominoes it would be twelve