I'm not sure how to solve the systems of equations problem below

9x-4y = - 7

7x-12 = 39

What does X equal?

What does Y equal?

The sum of 4 consecutive even integers is 20. what are the integers?

the distance around a track is 400m. if you take 14 laps around the track what is the total distance you walk? use mental math

The vertex of the graph of a quadratic function is (3,1) and the y intercept is (0,10) Which of the following is the equation of the function

Jack travels to work on the Eastern Freeway. He notices that the difference in time between if he drives 5 mph below the speed limit and if he drives 15 mph below the speed limit is 2 minutes.

If your teacher tells you to do questions 28 through 41 in your math book for homework, how many questions is that? (Do not include units in your answer.)

Which equation has a constant of proportionality equal to 4? A.) 4y=4x B.) 4y=12x C.) 3y=4x D.) 3y=12x

Squawk, a social networking site, sent out a survey to participants at a technology conference. One of the questions in 2016 was, "Do you watch the nightly news?" More than 2,350 people responded, with 42% responding yes.

If g (4) = 16, g (5) = 18, g (6) = 20, then g (3) = ?

A rectangle has length (4x+ 5) and breadth 3x. Find the area of the rectangle.

A pattern has 1,000 identical circles. If 665 of the circles are orange, what decimal represents the part of the pattern that is orange? Why? A. 665 B. 66.5 C. 6.65 D. 0.665