Answer:
3x+12
Step-by-step explanation:
-0.5x*2+4x+12
Multiply 0.5x*2=x
= -x+4x+12
Add similar elements -x+4x+12
= 3x+12
It is 5:9 in simplest form
Answer:
7/8
Step-by-step explanation:
When 16 students are playing kickball, there are 16/16 students on the field. After 2 leave, this becomes 16-2/16, therefore 14/16 which is divisible by 2. and therefore 7/8, which the numerator and denominator have no common divisors.
Answer:
The second option
Step-by-step explanation:
On the right hand side you have all the multiples of 4, on the left hand side you have 5
The multiples of four are ...,-8,-4,0,4,8,....
so the simbol that means that 5 is not an element of the multiples of four is the second option.