A system of equations is given below: y = 3x + 4
2x + 3y = 10
Which of the following steps could be used to solve by substitution? (4 points)

A: 3x + 4 = 2x + 3y

B: 2x + 3(3x + 4) = 10

C: 2(3x + 4) + 3y = 10

D: 3(y = 3x + 4)

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)

Find the distance between c and d on the number line c=3 and d=11