412410278qq 412410278qq

13-12-2018
Mathematics

contestada

At a contest,every correct answer earns you 5 points and every incorrect answer will deduct 3 points. Jessica has a score of 66. If she answered 3 questions incorrectly, how many correct answers did she have?

Respuesta :

o1828252 o1828252

13-12-2018

Answer:

15

Step-by-step explanation:

66=5x-3y

x=# right

y=# wrong

y=3

66=5x-9

75=5x

x=15

Answer Link

Otras preguntas

I need the answer to this

68% The graph of y = x2 - 4x is shown on the grid. re By drawing the line y = x - 4, solve the equations y = x2 - 4x y = x - 4 3 X = 1 , y = -5 -4 -3 - 2 1 2 3

Question 15 plz help will mark brainlest

Describe a time when you use math outside of school ( pls I need help with this writing prompt)

The San Andreas fault is an example of which kind of boundary? A. Transform B. divergent C. oceanic D. convergent

Facilitated diffusion is...... A. The opposite of passive transport B. The same as passive transport C. Does not require energy to happen

A. What economic factors motivate people to migrate? B. Were the colonists' reasons for acquiring American Indian lands justified? C. What role did religion pla

what is the slop and y intercept for 10x + 5y=100

What is F(x)=4x+100 if x=5?

Find the value of x. 7 60°