Answer:
There are 20 kids total in the class.
Step-by-step explanation:
15/100 × 20 = 3
You can use direct proportion for any percent calculation.
Compare each number with its percent.
3 i
s 15
% of what number? Let the number be x
So, 3 represents 15
% and x represents 100
%
x/
100
= 3/15
Multiply by 100 to isolate x
x =
x = 20
Check: 15/
100 × 20 = 3
Y=2x+2 the equation that represent the line
Answer:
Y= 1/2x-5
Step-by-step explanation:
I don’t know what you need help in !!!
Answer:
x = 2
Step-by-step explanation:
(x + 16) ÷ 3 = 3 x
x + 16 = 3 × 3 x
x + 16 = 9 x
16 = 8 x
∴ x = 2