Consider the system of linear equations.

7x+16y=-2

9x-4y=22

To use the linear combination method and addition to eliminate the y-terms, by which number should the second equation be multiplied?

A. - 4

B. - 1/4

C. 1/4

D. 4

Timothy paid $14,850 for a used car 4 years ago. Because he did not properly maintain the car, he sold it for $3,960. What was his average annual depreciation?

3a n (a n + a n - 1) How would I simplify it?

Pipinu folds 12 paper cranes does in 1 h. at that rate, how many paper cranes does pipinu fold in 10 min

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The table below represents the velocity of a car as a function of time. Table: Time Velocity (hour) (miles/hour) x y 0 50 1 52 2 54 3 56 Part 1: What is the y-intercept of the function, and what does this tell you about the car?

The hypotenuse of a right triangle has length 17 and one of the legs has length 15. Find the length of the other leg.

Yul and Sarah's art clasd started at 11:25 a. m. The class lasted 30minutes. Yul left when the class was done. Sarah stayed an extra 5 minutes to talk with the teacher and left.

What can I multiply to get 15 and add to get 13

What is 10% of $190?

Factor the expression 4n + 6p