Step-by-step explanation:

Answer:
5m+41n
Step-by-step explanation:
4(2m+5n)-3(m-7n)
8m+20n-3m+21n
8m-3m+20n+21n
5m+20n+21n
5m+41n
Please mark me as Brainliest if you're satisfied with the answer.
Answer:
Two triangles are said to be similar if their corresponding angles are congruent and the corresponding sides are in proportion . In other words, similar triangles are the same shape, but not necessarily the same size. The triangles are congruent if, in addition to this, their corresponding sides are of equal length.
Hey!
All you need to do is divide 173 by 4. that is 43.25. You can't have a fourth of a bicycle so you want to round down. You can make 43 bicycles.
Hope this helps!
Answer:
(m, 3m - 19)
Step-by-step explanation:
Step 1: Define
f(x) = 3x - 19
f(m) = x = m
Step 2: Substitute and Evaluate
f(m) = 3(m) - 19
f(m) = 3m - 19
Step 3: Write as ordered pair
(m, 3m - 19)