The first sentence → x - 2y = -1
the second one → 3x - 2y = -3
multiply the first one by -1
you can get → -x + 2y = 1
plus two sentences together
you can get → 2x = -2
so you are able to know that x = -1
and y = 0
Answer:
50 Days
Step-by-step explanation:
500000/10000 =50
Answer:
9x
Step-by-step explanation:
Since you are subtracting a negative from a positive you would get 9
Answer:
The total repair cost for each store is the cost of repairs added to the sales tax. The amount of money saved will be the difference between the two total costs.