In order to check a solution, just plug in the coordinates. The 1 is x, and the -1 is the y. Just plug the numbers in and see if it works out:
y = 3x + 2
(-1) = 3(1) + 2
-1 = 5
-1 is NOT equal to 5, so (1, -1) is NOT a solution of y = 3x + 2.
Answer:
/_ b = /_ e
2x + 31 = 7x - 24
5x = 55
x = 11
Step-by-step explanation:
14. B (4, -2)
15. I am not exactly sure about this one but I would say either A or B.
Answer:
The answer is 357
Step-by-step explanation:
Answer:
4 kilometers per gallon
Step-by-step explanation:
for unit rate you divided distance by in this case