How do you simplify this expression? 9. (4) +9 Prepare your response to this question When you are ready, you may submit your response as an audio recording or as a written essay Be sure to include the following Include various key words you learned within this unit. • List your steps in order so that anyone can follow your steps​

l.ln.lln.k.nkl

step-by-step explanation:

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk

ok then what happened.