138 Degrees because it’s supplementary so 180 - 42 = 138
Hi there! 5 bottles of water for $3 would make $0.60 per bottle. 0.6 * 15 = 9. That means 15 bottles of water should equal $9, but instead it is $8. Based on that, no. The costs for bottles of water is not proportional to the numbers sold. Basically, you can divide to find unit prices and multiply the number of another item to see if the numbers are proportional.
9x+3 y I’m in math hope that helps man
Answer:
the answer is B because it has only one unknown and also it is a linear equation so it will have only one answer which is (2 )
The answer is C. If you have any questions then leave a comment. Good luck!