Answer:73
Step-by-step explanation:
Answer:
its the first one or the last one
Step-by-step explanation:
i got the same thing on the graph sry
Answer: Diego, 4a + 9b is equivalent
Step-by-step explanation:
7a + 5b - 3a + 4b
= (7a - 3a) + (5b + 4b) We rerange the variables, and put them together with (), which make it more clear to solve.
= 4a + 9b
Answer:
Answer:
3x + 3y = 0
7x - y = 8
Step-by-step explanation: