Answer:
the first one
Step-by-step explanation:
y-y1=m(x-x1)
y-20=12(x-3)

simplify:

7x - 3 = 5x + 5
-5x -5x
2x -3 = 5
+3 +3
2x = 8
x = 4
Answer:
h < 2
Step-by-step explanation:
Step 1: Distribute
10h + 40 < 60
Step 2: Subtract 40 on both sides
10h < 20
Step 3: Divide both sides by 10
h < 2
Answer:1825
Step-by-step explanation: