(5, 3) is the solution to the system of linear equations:

true
false

What is the answer to |-2x-5|-|-4+8| and x=7

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

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?