What is the solution to the equation?

4(3 + 7) = 4 • x + 4 • 7

a.
x = 3

b.
x = 4

c.
x = 7

d.
x = 10

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Guys i really need or i have to stay late up night

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?