Depends. It’s called an asterisk.
In math it’s used for multiplying.
So 5*5= 25
Answer:
12s
Step-by-step explanation:
5s + 7s = (5 + 7) s= 12s
This is your answer
Answer:
Step-by-step explanation:
There is no equal sign.
1/2 x - 5*x
is all there is.
Answer:
Marco's age is 7 years old
Step-by-step explanation:
Let
x ----> Marco's age
y ----> Paolo's age
we know that
---->
----> equation A
----> equation B
substitute equation A in equation B


Solve the quadratic equation
The formula to solve a quadratic equation of the form
is equal to

in this problem we have

so

substitute in the formula





Remember that the solution cannot be a negative number
so
The solution is x=7
therefore
Marco's age is 7 years old
Answer:
MEEEE ME ME ME ME ME ME ME ME MEEEE