10y-50=-20
10y=30 (I added 50 to -50, then added 50 to -20)
y=3 (I divided 10y by 10 to get y then divided 30 by 10)
Reply to this with any questions or if you need more clarification and I would be more than happy to help.
The second one on the top row
Answer:
$120 for 20 lessons
Step-by-step explanation:
has the lowest ratio
if you had a phone you could download brainly and use a photo to search your answer
Step-by-step explanation:
Answer:
1. A, B, F, G, L
2. A, B, C, F, G, L, M
3. D, K
Step-by-step explanation:
1. THEY ALL HAVE 4 RIGHT ANGLES