Answer:
k = 4
Step-by-step explanation:
3k - 2 = 10
3k - 2 + 2 = 10 + 2 (adding 2 to both sides)
3k = 12
3k/3 = 12/3 (dividing both sides by 3)
k = 4
Happy to help :)
Answer:

Step-by-step explanation:
15 can go into both 45 and 150 so you divide both into that
45/15 is 3
150/15=10

Answer:
a + b = 90°
Step-by-step explanation:
It’s obvious that this is a right angle then
a + b = 90°
Answer:
4y/5+2x/5-12/5
Step-by-step explanation:
Y=-2/3x + 4 would be an equation that would fit