Answer: 30°
Step by step explanation:
1) Supplementary angles add up to 180°
2) (2x+10)+(5x-40)=180
3) solve for x
4) x=30
Answer:
It is B, D and F
Step-by-step explanation:
because red 2 is very specific and not putting it back in the deck makes it independent
Chloe can buy 7 pencil boxes and have 1 dollar left
First find the perimeter of the rectangle: 2w+2l which is 8+28=36. Then find the square root of 36 which is 6 so that is the answer.
Multiply top equation by -2, then add equations so b drops out....solve for a...plug in a to get b
