Answer: It should be 3w - 6y + 3
Step-by-step explanation:
-Solve:
-Use Distributive Property:
-Then, combine like terms:
Result:
Answer:
7, 10, 17
Step-by-step explanation:
4m can' t be the third side because the second side, 12m must be less than the sum of the first and third sides and can't be 19m because 19 must be less than the sum of the first and second sides.
As a rule, the measure of a side of a triangle must be less than the sum of the measures of the 2 other sides
Answer: (7/2)^2
Step-by-step explanation:
Answer:
You put a equal sign or if its one equation then put a addition or subtraction sign etc.
Step-by-step explanation:
A, B and C working together will finish same piece of work in 10 days
A can do a piece of work in 20 days. That is A is doing the work at a rate of 1 / 20. Therefore
B = 1 / 30
C = 1 / 60
A, B and C working togehter their rate will be added together =
A + B + C = 1 / 20 + 1 / 30 + 1 / 60 = 1 / 10
so they can work together to finish same piece of work in 10 days
