90 cards in total and 30 in each stack
<span>5(x - 2) + 2x
= 5x - 10 + 2x
= 7x -10
answer
</span>7x -10
Answer:
72 degrees
Step-by-step explanation:
Because you want subtract both of the number from 180 because triangles angles always have to equal 180 degrees. I hope that helped! :)
Answer:
for 10 points yep and its 20 and 30
Step-by-step explanation: