7-12(3+b)=31
7-36+12b=31
-29+12b=31
12b=31+29
12b=60
b=5
Answer:
the answer is w
^2
+
9
w
+
20
Step-by-step explanation:
(5+W)(W+4)
multiply w by w and get w^2 and the 5+w=5w and 4+w=4w and get 9w and then multiply 5*4=20 and then put all together in order of greatest exponent to smallest
w^2+9w+20
hope this helps :) plz give brainiest
Answer:
Rs 1504
Step-by-step explanation:
Mr. Rai buys for Rs 1880.
He sells it to Mr. Sherpa at 20% discount.
1880 × 20%
= 376
1880 - 376
= 1504
Mr. Sherpa buys it for Rs 1504.