Answer:
Step-by-step explanation:
an equation is : y = 10x+b
calculate b : this line passes by : (7;1) when x =7 y = 1
so : 10(7)+ b=1
b= -69
so : y = 10x-69
D, one number is positive and the other is negative. The only way it could equal 0 is to cross the other out. An example is, -5+5=0
Answer:
30
Step-by-step explanation:
We can ignore the fact they are similar altogether. It's known that all 3 angles of a triangle add up to 180, so:
180=102+48+m
180=150+m
30=m
Answer:
1/y -84
Step-by-step explanation:
7y/12-84
simplify= 1/y-84
Answer:
38.2
Step-by-step explanation:
The total number of people who prefer burgers is
26+42 =68
The number who are female is 26
The fraction of women that prefer burgers is
26/68 =.382352941
Changing to a percent
38.2%
