Answer:
x=1 y=7
Step-by-step explanation:
−5x+2y=9
y=7x
Substitute the second equation into the first
-5x +2(7x) = 9
Distribute
-5x +14x = 9
Combine like terms
9x=9
Divide by 9
9x/9 =9/9
x= 1
Now find y
y = 7(1)
y = 7
The answer is 86. Hope this helps.
Answer:
The correct option is B.
Step-by-step explanation:
It is given that Joe paid 14.00 for a board game this is 70% of the original price what is the original price.
Let the original price of board game be x.


Multiply both sides by 10.

Divide both sides by 7.

The original price is 20. Therefore the correct option is B.
Answer:
-6
Step-by-step explanation: dont know, did math. this is the answer on edge