Answer:
a = 14
Step-by-step explanation:
3a = a + 28 ➡ 2a = 28 ➡ a = 14
Answer:
D. He needs 6 cups of flour for 3 batches
Y = -4/3x -1/2 , perpendicular slopes are opposite reciprocals
B is the answer, every other answer can be simplified
The answer to your question is a,c,d