Answer:
3
Step-by-step explanation:
to evaluate substitute x = 4 into the rational expression, that is
= 
= 3
Ok so right now leave the x's alone. Now add/subtract the numbers without variables which would equal to 0 since -1+4 = 3 and 3-3 =0
now 7x+x =8x so 8x is answer
Answer:
isn't it 28
Step-by-step explanation:
Answer:
y=45x+150
its a function but not a linear function
Step-by-step explanation:
hope this helps
Answer:
30 people
Step-by-step explanation:
100 people to the survey. And the question is practically asking how many people are left. So we have to subtract 60 from 100. And then subtract 10.
1.) 100 - 60 = 40
2.) 40 - 10 = 30
Hope this helps you out! : )
