Start with
Add 2 to both sides:
Divide both sides by 7:
Which is true if
If we choose the positive alternative, we have
Otherwise, we have
Answer:
2 people ordered salah
Step-by-step explanation:
#Total number of people in the class = 40
#Number of people who ordered chicken= 1/5 of the total number of people;
that is, ⅕×40=8
therefore 8 people ordered chicken.
#Number of people who ordered hamburgers= ¾of the total number of people.
that is; ¾×40=30
therefore 30 people ordered hamburgers.
#Number of people who ordered salad= total number of people - the sum of people who ordered chicken and hamburgers.
that is,
40 - ( 30 + 8 ),.
40 - 38 = 2
Answer:
0.85
Step-by-step explanation:
3.4 / 4 = 0.85
Hope that helps!
Use a proportion
11 x
--- = ---
10 7
just solve for x