Answer:
Here is your answer
Step-by-step explanation:
B) 2x + 5 = 7
vertical line
C) 2x - y = 6
oblique line
D) 3y + 9 = 0
horizontal line
The answer is D. The +1 refers to the extra cup leftover from a previous bag. X represents how many cups are in each bag, and that is what you need to know. The three represents how many bags she bought, and the 25 represents how many cups of birdseed she had overall.
Hopefully this helps!
Answer:

Step-by-step explanation:
Given


Required
Determine the amount of blue paint when Red = 2
To do this, we make use of the following equivalent ratios

When
and 

When Red = 2

Equate both ratios

Convert to division

Convert fractions to improper fraction



Make Blue the subject


