Which is the best first step when solving the following system of equations?

x+y=3

4x-y=7

A Multiply the first equation by 4.

B Add the first equation to the second equation.

C Multiply the second equation by Negative 1.

A bag contains yellow marbles and red marbles, 55 in total the number of yellow marbles is 5 less than 2 times the number of red marbles how many yellow

What is the probability of getting this question correct? (Brainliest Answer will be given to the first correct response with a detailed explanation.) a.) 25% b.) 50% c.) 100% d.) 25% And no, there are no typos.

What is the elapsed time between 11:10 to 2:15

Find the equation of a line that passes through (-3,10) and is perpendicular to y = 3. a) y = 10 b) y = 3x + 19 c) x = - 3 d) y = - 3x + 9

Which best describes the clusters in the data set

An=-31 + (n-1) - 11 find the eleventh term

Brian works in the lab and feels an empty cylindrical flask with 200 cubic centimeters of liquid. The flask has a radius of 3 cm and a height of 12 cm. What percent of the volume of the flask is not filled with liquid?

436% of what number is 31.61

If you have zero cookies and share them amongst zero friends, how would you write the equation and solve it?

What is the interior angle sum of a 15-gon?