Answer:
A
Step-by-step explanation:
the mean is what occurs most often
Answer:
5x+4
Step-by-step explanation:
4x+3x+4-2x
Combine like terms
4x+3x-2x +4
5x +4
Answer:
30mph faster
Step-by-step explanation:
first you must find how fast the train can go in 1 hour
that is 60mph, then multiply 60 and 2.5
60x2.5 = 150mph then,
150 - 120 =30mph
very sorry if this is wrong
Answer:
4ab and 3ab
Step-by-step explanation:
4<em>ab</em> and 3<em>ab</em> because they have the same variables <em>a</em> and <em>b</em>
Answer:
70
Step-by-step explanation:
To evaluate k( -5), substitute x = - 5 into k(x)
k(−5)=(6×-5)+100=−30+100=70