My gf isnt answering any of my text what should i do and wahts 45* 12 +6-5=

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

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?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)