We can check by subbing in the values.
7x + 2y = -7
(7,9).....x = 7 and y = 9
now we sub
7(7) + 2(9) = -7
49 + 18 = -7
67 = -7 (incorrect)....therefore, (7,9) is NOT a solution for this equation
Answer:
Cant see the full photo {error}
Answer:
D.
Step-by-step explanation:
-2x-1 =y
-2x 2= -4-1
= -5
=2, -5
It would also be 25 degrees
Ratio from rings to bracelets: 5:7
Let m=shaded square and y= clear square
mmmmmyyyyyyy