Answer:
C. -7
Step-by-step explanation:
See the picture for steps :)
Since 20 is a factor of 40, the least common denominator of 3/20 and 9/40 is 40.
Answer:
The coefficient of
is 3.
Step-by-step explanation:
The coefficient of an equation is the number that is multiplied by the varible. In this equation,
is being multiplied by 3, so the coefficient is 3.
U r going to subtract 3 from each side of the equation....leaving you with :
x^2 + 2x = -3
Answer: Lela's original score was 16.
Step-by-step explanation:
Alright lets get started.
Suppose Lela score was L.
Suppose Pepe score was P.
The ratio of Lela’s game score to Pepe's score is 
So the equation will be

Cross multiplying

.................equation 1
Then Lela completes a quest and scores 12 bonus points. The new ratio becomes

Cross multiplying

Plugging value of P from equation 1




Hence the score of Leela originally was 16. Answer