Answer:
165 cards left
Step-by-step explanation:
x + 221 = 386
-221 from both sides
x = 165
Answer:
y = x - 7
Step-by-step explanation:
The answer is in the photo I attached.
Answer:n=-3.1
Step-by-step explanation:
2n + 3 = -3.2
Subtract 3 on both sides
2n+3-3=-3.2-3
2n=-6.2
Divide 2 on both sides
2n/2=-6.2/2
n=-3.1
Answer:
27
Step-by-step explanation:
well add 9 to both sides to get 3x = 15
x = 5
5x5 + 2 = 27